The FBI has opened a preliminary inquiry into the shooting , an official says . Comment: He says he thinks the killing was a hate crime , but alleged shooter 's estranged wife disagrees .
The FBI has opened a preliminary inquiry into the shooting , an official says . Mohammad Abu-Salha received a call from the frantic mother of his son-in-law . He says he thinks the killing was a hate crime , but alleged shooter 's estranged wife disagrees .