or america. >> president trump tweeted a few minutes ago. i just ordered homeland security to accestep up or vetting progr.

three tweets over the course of several hours, the first one saying looks like another attack by a very sick and deranged person. law enforcement is following this closely, not in the usa. he followed that tweet about an hour later with this one saying, we must not allow isis to return or enter our country after defeating them in the middle east and elsewhere. enough. just before at 7:00 p.m. he put out a third tweet saying my thoughts, condolences and prayers to the victims and families of the new york city terrorist attack. god and your country are with