On August 28, 2012 Transit Police detectives placed Maryanne Hamilton, 29 of Jamaica Plain, MA. into custody for Assault & Battery on a Disabled person and Assault & Battery with a Dangerous Weapon. Hamilton was observed by Transit Police detectives in the hallway at Boston Municipal Court after her two co-defendants, Bryon Lashus and Karen Akiba, were arraigned for the assault which occurred at Downtown Crossing MBTA station after midnight on 08/27/2012. Hamilton will be arraigned tomorrow in Boston Municipal Court. Transit Police detectives continue to investigate.