July 21 (UPI) -- A suspect, accused of deliberately driving a car into a California post office and starting a fire Sunday morning, is reported to be the brother of late NFL player and U.S. Army ranger Pat Tillman , according to federal postal investigators. Authorities said they arrested Richard Tillman, 44, after a car hit the front of the Almaden Valley post office in San Jose around 3 a.m. PDT. "Early this morning, SJFD firefighters responded to a fire at the Post Office on the 6500 block