The FBI is asking for the public 's help to find a San Francisco man accused of having explosive materials at his home . Ryan Kelly Chamberlain II Chamberlain II , Saturday , was last seen 42 south of Texas . He should be considered armed and dangerous , the CNN says . `` We do n't know the intent or motive yet , '' an agent tells reporters .
Ryan Kelly Chamberlain II Chamberlain II , Saturday , was last seen 42 south of Texas . He should be considered armed and dangerous , the CNN says . `` We do n't know the intent or motive yet , '' an agent tells reporters .