If I was a terrorist (I’m not), the World Cup in the USA would seem an excellent target. They’ve been making entry to the USA more and more difficult. But, they’ll have to let up if they want overseas visitors especially if it looks like interest is lagging. And, they’ve been focused so much on ‘undesirable’ countries and critics of the president that there’s got to be gaps in their normal security.
I think people from everywhere would be wise to stay away.
Did he stop to take a selfie after getting shot?