(Portland, OR)  --  Police are searching for a man accused of sexually assaulting a woman in broad daylight at a bus stop in Gresham.  Police say the woman was waiting at the bus stop near Northeast Division Street and Kane when the man walked up to her and pulled some cash out of his wallet before asking her for sex.  The woman reportedly told him no, prompting him to allegedly corner her in the bus stop cubicle and grab her.  Police say the woman pushed him, and he ran off after grabbing her behind.  He's described as five-foot-six man in his early 20s with a thin build.  He was wearing a pink shirt and jeans.