"We need to put pressure on Trump, to speak out very forcefully that he's the president of all Americans including Muslims, and that his administration, including his law enforcement, is going to take very, very seriously any crimes against any Americas based on their race or their faith, including Muslims. He needs to send that signal very, very soon and very, very clearly. Otherwise, he's going to be seen as culpable. And his silence may be interpreted as encouragement, rightly or wrongly."