NEW : Cambridge uncle says he wo n't allow burial in his city . Uncle says he will help prepare body of deceased suspect for burial . FBI at small Cambridge apartment where Tamerlan Tsarnaev lived . Hazmat crew searching dead suspect 's apartment , CNN affiliate reported .
NEW : Cambridge official says he wo n't allow burial in his city . Uncle says he will help prepare body of deceased suspect for burial . FBI at small Cambridge apartment where Tamerlan Tsarnaev lived . Hazmat crew searching dead suspect 's apartment , CNN affiliate says .