The bombs used in Brussels attacks00:48
Brussels attackers used the same bomb component as in the 1995 Oklahoma City bombing and 1993 bombing of the World Trade Center.
Acting defense secretary heads to NATO summit03:44
How Trump's unscheduled press conference happened07:06
Fact-checking the president's news conference03:47
Former defense secretary expresses concerns for Putin meeting11:04
Trump creates his own narrative at press conference08:35
Trump holds impromptu conference, makes false claims15:53