MASON CITY, Iowa – Two men have now pled guilty in a connection to a case of alleged sexual abuse. 24 year old Tommie Laster and 23 year old Teven Corley were arrested in February and charged with 3rd degree sex abuse for an incident that authorities say happened in Mason City in May 2013. Laster has entered a written plea of guilty to an amended charge of assault. His sentencing hearing has been set for May 13th. Corley has also entered a guilty plea but online court records do not indicate if the charge against him has been amended or when he will be sentenced.