When senators grilled the Federal Aviation Administration last week about how the agency could have let the number of close calls between a helicopter and commercial jetliner occur at Ronald Reagan Washington National Airport,

In the wake of January's deadly midair collision, several recent close calls and a fight in the tower at Reagan National Airport, the FAA is making changes. The agency said it is increasing supervision and support for staff while reviewing arrival rates,

The Ronald Reagan Washington National Airport has seen a substantial decrease in passengers following January's midair collision in Washington D.C.