The attacker who rammed a truck through the front doors of a Church of Jesus Christ of Latter-day Saints church in Michigan, sprayed bullets from an assault rifle and started a deadly fire was an ex-Marine with no known motive, authorities said early Monday.

Four churchgoers were killed, two in the initial gunfire and two more who were found later in the ruins of the destroyed building. Another eight people were injured and airlifted to hospitals, one in critical condition Sunday evening and the other seven stable, police said. With some people unaccounted for as of late Sunday, authorities noted that the number of fatalities could rise.

The suspect, 40-year-old Thomas Jacob Sanford, was shot dead by police, making for a total of five people killed, authorities said. Police were still

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