earlier this morning he met with polish prime minister dawned tusk the focus will center on ukraine and rauchresident is in warsaw to commemorate the 25th anniversaries of free elections in poland. mike viqueira is traveling with the president on his european tour, what's behind the request for the billion dollars security fund? >> reporter: you know, michael, it's fascinating. the president has taken three extended ove overseas trips andh time the issue you of ukraine and russia's aggression has dominated agenda, no mistake why president obama is here in warsaw poland on this occasion. you mentioned the 25th anniversary of the free elects led by the solidarity movement back in the '80s, there was no any mistake, president obama wheels down air force one the first thing he does is meets the polish president, go to a nearby airport hanger where f-16s, nato f-16s are there for patrol the skies over the new nato countries in eastern and central europe, including the baltic stakes, all anxious about russia's aggression on ukraine. firmly you were the thumb of moscow in the form of the old soviet