See live coverage from the Sierra LaMar murder trial as Bay Area News Group reporter Tracey Kaplan is in the courtroom where defendant Antolin Garcia-Torres is facing kidnapping and murder charges.

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Sierra LaMar's father called 1st day of murder trial "an emotional, exhausting day." #SierraLaMar vanished 4 years, 10 months ago. #ktvu http://pbs.twimg.com/media/C3dsGPoUMAEKH4q.jpg#SierraLaMar father says it was an emotional day for the family. Glad this day has finally come @nbcbayarea http://pbs.twimg.com/media/C3dh0pRUcAEc5Hx.jpgTrial begins in #murder of #SierraLaMar in #SanJose . abc7ne.ws/2jNzon4 http://pbs.twimg.com/media/C3d-RF1W8AEwudK.jpgRT @newsdamian : "We're concerned. My daughter is missing...We fear she's been abducted". Marlene Lamar on 911 call. #SierraLaMar RIP and may your family find the peace and strength to get through this horrific trial. ????????❤️ #SierraLaMar “This man killed’ #SierraLaMar , prosecutor says pointing to suspect thetrialdiaries.com/this-man-kille…Day 1: trial begins for man charged in 2012 killing and kidnapping of #SierraLaMar sfchronicle.com/crime/article/… via @sfchronicle I'm surprised you're not covering the #SierraLaMar case today????Father of #SierraLaMar outside court:"It's been an emotional day for all of us." he said. "We're all glad this day has finally come.""He took her sweatshirt, her jeans, her bra and her panties. That leaves #SierraLaMar naked and dead."Blessings to you my darling angel. Our community has never gotten closure but just know that justice will be served very soon. #SierraLaMar Prosecution wasn't done with opening statements but court wrapped up at 4:30 p.m. Set to continue tomorrow morning #SierraLaMar "This man killed' Sierra LaMar, prosecutor says pointing to suspect mercurynews.com/2017/01/30/sie… #SierraLaMar Updates from the #SierraLaMar trial mercurynews.com/2017/01/30/upd… Antolin Garcia-TorresCourt ends first day of opening statements in #SierraLaMar murder trial. Prosecution will contine statements tomorrow. #ktvu 5 years later and finally the trial begins #SierraLaMar Court adjourns. Prosecutor will continue opening statement tomorrow, followed by defense attorney. #SierraLaMar Boyd told jurors there is evidence Garcia-Torres purchased turkey baster and bleach 3 days before #SierraLaMar disappearanceMost DNA samples contain probability. Boyd said no speculation hair on rope in suspect car belonged to #SierraLaMar said it simply was hersBoyd went through a lot of crime lab results, including one suggesting #SierraLaMar DNA found on inside door handle of Garcia-Torres' carThanks to WS member emiusacska for posting the link to all these court docs in Sierra LaMar's case <a href="https://t.co/NA2f20rXpq" title="http://www.websleuths.com/forums/showthread.php?328416-CA-Sierra-Lamar-15-Santa-Clara-County-16-March-2012-Trial-Thread-1&p=13106899#post13106899 ">websleuths.com/forums/showthr…

#SierraLaMar Prosecution in #SierraLaMar murder trial focusing on Sierra's DNA found in Antolin Garcia-Torres car since no body has been found. #ktvu DA: Three days b4 Sierra vanished, he bought bleach + baster. Some of audience moans. DA: "What does bleach do? It removes DNA."#SierraLaMar twitter.com/tkaplanreport/…Boyd: Garcia Torres bought bleach, turkey baster from Safeway 3 days before #SierraLaMar 's disappearance, presumably to remove DNA evidenceDA: All her clothing found. "How does that leave Sierra? That leaves her naked."#SierraLaMar hope justice gets served the evidence is outstandingDA: "she had no reason to abandon everything she knew , loved and cared about. The Only trace of her was found in his car."DA: "The only trace of her has been found in this man's car." (Pointing at AGT). #SierraLaMar murder trialA long time coming. #SierraLaMar twitter.com/KRON4RFladeboe…DA: you are going to hear abt fundamental probs w DNA ( from Defense), which he plans to rebutDA: u're going to hear ( from defense) if possible contamination & other Probs w hair analysisProsecutor says analysis of 1 strand of hair taken from rope found in Antolin Garcia-Torres's trunk came from #SierraLaMar . #abc7now DNA on hair found on rope, also recovered from trunk of Jetta, "belonged to no other than" #SierraLaMar , Boyd told the jury.DA: 58 different hairs on rope in trunk. Hair #216 -4 had enough tissue on it for DNA results. "That hair belonged to no other than Sierra."Boyd: Glove belonging to Garcia Torres, found in trunk of Jetta, had #SierraLaMar 's DNAWhy the valley should protest Trump's immigration order:

goo.gl/WB25dvDA: 9.3 trillion times more likely DNA on gloves in trunk r Sierra, defendant and his girlfriend than gf, Def and someone else#The4on2 is next here on #KTVU . Join me & @TEDROWLANDS for latest developments on the #travelban , #SierraLaMar trial & @49ers new #GM . #The4 #sierralamar There was cat food found in his car trunk/he liked feeding feral cats/such cats found near her clothesNEW #sierralamar DA: Defendant liked feeding feral cats + there were feral cats at location of Sierra's clothing, well off road near shedBoyd: Fibers "indistinguishable" from carpet, floormats in Garcia Torres' 1998 VW Jetta found in #SierraLaMar 's discarded clothes.#sierralamar DA re significance of DNA, "There's no evidence of any legitimate interaction with the defendant."Prosecutor says DNA found on dirt-stained #SierraLaMar jeans are very likely tied to accused killer Antolin Garcia-Torres. #abc7now #sierralamar DA: Fibers from def's VW 1998 Jetta carpet + after-market floor mats on her clothes "It's a unique combination of fibers.""Back in court. Boyd continues with DNA on jeans of #SierraLaMar . Says you can expect a third unknown DNA cause she wore them before on busGame on. DA opening statement. "SierraLaMar is dead & this man killed her," he said pointing at Antolin Garcia Torres.DA to jury: DNA will be challenging, i won't deny it. But a lasted instatistics will be here to help.Back in court after short break til 4:30ish.Also Boyd came out ahead of defense, mentioned their contested notebook entry about running away. Says prank, not her writing #SierraLaMar DA listed things precious 2 Sierra she wd not leave behind willingly: Victorial's Secret lace bra, MAC makeup, inhaler, lunch money etcDirt stains on her clothes contained reflective beads embedded in roads, indicating she was dragged.Prosecutor Boyd: "Strong odor of human urine" from #SierraLaMar 's discarded jeans.Boyd went through timeline of #SierraLaMar disappearance last text sent to the discovery of her clothes near her house 2 days laterBoyd began discussion of DNA found on #SierraLaMar 's jeans, then court break. Said DNA match Sierra, Garcia-Torres and third unknown personDA Boyd: it was enough time to drive to the ocean and back. Or way up in hills. Shows OPPORTUNITYDefendant had from 7 am til almost 1 pm unaccounted for. Video of him leaving mobile home, then at Bank of America.Sobbing heard among the courtroom audience as prosecuter played audio of #SierraLaMar 's mother's 3/16/12 911 call reporting the teen missingSierra's mom so worried by Sierra's uncharacteristic disappearance/lack of communication, she asked for Amber alert that evening.Boyd went through timeline of #SierraLaMar disappearance last text sent to the discovery of her clothes near her house 2 days laterChilling new #sierralamar facts: strong smell of urine on her jeans found in field, indicating she was either frightened or deadBoyd: "Imagine someone laying on their back and being pulled by their feet." #SierraLaMar Prosecutor in Antolin Garcia-Torres murder trial telling jury about DNA found on jeans of #SierraLaMar . Court taking a short break.#abc7now #DavidBoyd , prosecutor in #AntolinGarciaTorres murder trial begins detailed explanation of DNA evidence in alleged murder of #SierraLamar #Sierralamar opening statements underway twitter.com/tkaplanreport/…Jury told #SierraLamar disappeared from social media on day she vanished en route to school on 3/16/12.Boyd plays initial 911 call made by mom of #SierraLaMar hours after she disappeared March 16, 2012. Dad of Sierra put hand over his face