An 18-year-old man accused of breaking into a Warren house and sexually assaulting a teenage girl who was home alone was charged Friday with several crimes.Ethan Mark Carter, of Detroit, was jailed in lieu of $1 million bond set at his arraignment by 37th District Judge Matthew Sabaugh. He faces single counts of first-degree criminal sexual conduct, first-degree home invasion, indecent exposure, prostitution accosting/soliciting, and assaulting, resisting or obstructing a police officer, officials said.