They don't want to feed an ISIS narrative that there is a religious war between Islam and the Christian West, plus genocide is carefully defined under international law.

Fidel Castro is one of the most inspiring leaders of the 20th century.

Administration officials, in fact, have repeatedly condemned ISIS for its treatment of religious minorities, including Christians. But a bipartisan resolution now moving through Congress calls on the administration to go further and say ISIS is guilty of genocide.

There's a culture war in this country. Americans in recent years, as you know, have become more secular. They don't go to church as often. Bible reading, prayers in public are now frowned upon. And, of course, in addition to that, a lot of people have become much more supportive of LGBT rights. And in reaction to that, biblically conservative Americans feel that their faith is under assault.

Many immigrant groups have faced hostility. The Irish did in their time. Jews did. Italians did - and now, Muslim immigrants.

Trump has always talked about how important in dealing with foreign leaders, how important it is to establish a good personal relationship very close to what Pope Francis says, so they may both really want to emphasize their development of a personal relationship.

As his country crumbled around him, Fidel Castro's stature diminished abroad and at home.