Complex sentence: He said he then picked up a gun that he found and it went off Sanchez said in a TV news interview that he fired three shots from a.40-caliber handgun at Pier 14, a tourist attraction area at the Embarcadero waterfront district.
Split into simpler sentences: He said he then picked up a gun that he found. Sanchez fired three shots from a.40-caliber handgun at Pier 14, a tourist attraction area at the Embarcadero waterfront district.