Andrei Kisliak, 39, was barred from returning to his family s multi-million dollar home in the Chicago suburbs in September after a spate of erratic behavior.
Police were notified around 4 p.m. on Tuesday that a suspicious male carrying two swords and what appeared to be a gun was seen by mall employees on security cameras in the parking lot between the JCPenney and Target.
The man charged with breaking into US House Speaker Nancy Pelosi's home and clubbing her husband with a hammer later told police he was on a "suicide mission" and had planned to target more politicians, according to court documents prosecutors filed on Tuesday.