Live updates on a reported shooting at the U.S. Capitol Visitor Center in Washington, DC.

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All times eastern.

5:05: Suspect “frequented” the Capitol.

Capitol shooting: Suspect in custody “frequented the Capitol grounds” https://t.co/bCk2gKQtd3 — WPMT FOX43 (@fox43) March 28, 2016

4:35: More details:

“@cnnbrk: Sources: Capitol suspect drew gun after alarm sounded when he went through metal detectors. https://t.co/KHKxgMlUvn” — Ashlee McGeehan (@AshleeMcGeehan) March 28, 2016

4:30: Suspect may be same man who created a disturbance in the House of Representatives last year.

NEW: Authorities believe Capitol shooting suspect is Tenn. man who interrupted House session last Oct., was arrested https://t.co/ypi63M6Jel — ABC News (@ABC) March 28, 2016

4:27: Security already knew him?

Two Capitol police officers tell me the suspect in the Capitol shooting has "tested" security before. They know him — Rachael Bade (@rachaelmbade) March 28, 2016

4:25: White House says it did not go into lockdown. ABC names suspect.

Secret Service spox says there was no "lock down" at WH. Routine precautionary measures were taken bc of incident at Capitol — Mike Memoli (@mikememoli) March 28, 2016

JUST IN: ABC News identifies Capitol shooter as Larry Dawson of Tennessee. #WATE https://t.co/5VKSTFynCO — WATE 6 On Your Side (@6News) March 28, 2016

3:44: Lockdown lifted.

BREAKING: Lockdown lifted at the U.S. Capitol, according to an announcement. CVC to remain closed. — Anthony Adragna (@AnthonyAdragna) March 28, 2016

3:36:

3:35: Just got real:

.@SpeakerRyan has been briefed on the incident at the Capitol, one of his aides tells me. — Rebecca Shabad (@RebeccaShabad) March 28, 2016

3:32: CNN says male suspect shot, female civilian injured.

Capitol Shooting Update from @CNN: -male suspect shot, in custody

-Female civilian injured

-nobody else at large pic.twitter.com/M58i1ppcEA — sara yasin ὡ (@sarayasin) March 28, 2016

3:29:

Armored vehicle just left the Capitol pic.twitter.com/GBVt2CPZuR — Jonathan Tamari (@JonathanTamari) March 28, 2016

3:28: Another outlet contradicting report of injured officer.

UPDATE from @remawriter: Official word from House Sergeant at Arms: At this time, no reports of officer injured in Capitol shooting. — Roll Call (@rollcall) March 28, 2016

3:25: Fox News introduces “shrapnel” to story.

Capitol police: Shooter is "down," one person hit by "shrapnel" being taken to hospital — Shepard Smith (@ShepNewsTeam) March 28, 2016

3:24: Video of people running inside the Capitol:

3:22: Not clear if this is the same individual from the Capitol.

https://twitter.com/DianneG/status/714531787125473280

3:21: DC police announce “no active threat” at this time.

There has been an isolated incident at the US Capitol. There is no active threat to the public — DC Police Department (@DCPoliceDept) March 28, 2016

3:19: NBC News contradicting AP report, saying only the assailant was injured:

Acc to @PeteWilliamsNBC: person entered CVC, pointed gun at police officer, officer fired single shot at suspect, suspect taken to hospital — Erika Masonhall (@ErikaMasonhall) March 28, 2016

3:14:

Police presence outside the Capitol right now. Not allowing anyone across the street to the grounds pic.twitter.com/FhbJOZdkfS — Jonathan Tamari (@JonathanTamari) March 28, 2016

3:02: First details officially released:

BREAKING: Capitol officials say 1 Capitol police officer shot, not seriously, shooter in custody. — The Associated Press (@AP) March 28, 2016

3:00: Twitter updates from Scott Wong, a Senior staff writer at The Hill.

Ton of police cars racing to Capitol. Anyone know what's up? — Scott Wong (@scottwongDC) March 28, 2016

Police telling tourists to run away from Capitol — Scott Wong (@scottwongDC) March 28, 2016

Metro Police received call to assist Capitol Police. But sharing no other info — Scott Wong (@scottwongDC) March 28, 2016

I'm outside Longworth. Police won't let me get closer pic.twitter.com/gg6sZFPqeO — Scott Wong (@scottwongDC) March 28, 2016

Police were telling tourists "This is not a drill!" — Scott Wong (@scottwongDC) March 28, 2016

Tourists telling me they saw and heard shots fired at Capitol, heard people screaming. They were across St at Supreme Court — Scott Wong (@scottwongDC) March 28, 2016

Some staffers got locked out of Capitol offices after shelter in place. So they ran outside. — Scott Wong (@scottwongDC) March 28, 2016

2:59: AP update:

WASHINGTON (AP) — The U.S. Capitol Police are telling staff in the Capitol complex to shelter in place after a report of gunshots being fired in the Capitol Visitors Center. The White House also was put on lockdown because of the report. The situation was apparently contained to the Visitors Center but no further information was immediately available. A Capitol Police spokesman did not immediately respond to a request for comment.

2:57: NBC News reports that the Capitol is in lockdown. Reuters says that employees have been told to “shelter in place.” Hill staffers have been advised to seek cover if they are outside.

https://twitter.com/lachlan/status/714524700257419264