His name was invoked at church services nationwide on Sunday, but President-elect Obama didn't attend any of them. He went to the gym instead. Obama doesn't have a church in Chicago since he severed ties in April with his longtime pastor, the Rev. Jeremiah Wright Jr. And his decision on which church to attend when he moves to Washington will undoubtedly be closely watched. When he left Trinity United Church of Christ in May, Obama said his family would look for a new congregation. Obama spokeswoman Jen Psaki said Sunday that the president-elect hadn't yet picked a church. He knows...