"He said he was also troubled by the attack Trump leveled at Khizr and Ghazala Kahn, an American Muslim family whose Army officer son died in Iraq in 2004. The couple had criticized him at the Democratic National Convention last summer. He also questioned why the president approved the raid a week after taking office."

Grief can cause people to say things off the cuff and with little understanding.  It's hoped quiet reflection will come sooner or later.