(Beaverton, OR)  --  A 33-year-old man is accused of sexually abusing children in Beaverton, and police believe there could be additional victims.  Police arrested Lee Bennett in September for the abuse of a four-year-old girl in 2009 and the abuse of a ten-year-old girl in 2011.  Investigators believe Bennett was either babysitting or temporarily staying at someone's home at the time of the abuse.  Anyone with information is urged to contact police.