Stanley Elementary teacher arrested for allegedly stealing prescription meds from school nurse #abc13 @ 4 #katyisd pic.twitter.com/suGoPcSK9a — Kevin Quinn (@imkevinquinn) September 6, 2016

KATY, TX (KTRK) -- A Katy ISD physical education teacher has resigned following an investigation which revealed missing prescription medication at Stanley Elementary School in the Cinco Ranch area.The school district says a nurse found a key broken off in the lock of a cabinet on August 24th. The nurse discovered medications missing from the cabinet and reported it to school administration which contacted Katy ISD Police.A spokesperson for Katy ISD issued a statement reading:The district will not say how police concluded the employee was the person responsible for the theft. That person's name has not yet been released by authorities.According to district officials, the P.E. teacher resigned September 2 during the course of the police investigation. He faces possible charges including criminal trespassing, criminal mischief and theft.