By Amanda MilkovitsPAWTUCKET, R.I. -- Two days after being bailed on charges of strangling his live-in girlfriend, a Pawtucket man broke into their apartment and sexually assaulted her, according to the police. Christopher P. Souza, 31, was released Monday from District Court on surety bail, and with a no-contact order. But sometime Wednesday night into Thursday morning, Souza let himself back into the Margaret Street apartment and attacked the woman as she slept, said Pawtucket Police Maj.