Forty-one sets of remains have been recovered and 28 of those victims have been positively identified, Washington, D.C., Fire and EMS Chief John Donnelly Sr. said at a news conference Friday. Next of kin notifications had been made to 18 families as of 6 a.m. Friday, he said.

All 67 victims have been recovered from the Potomac River following a deadly mid-air collision between an American Airlines plane and a military helicopter last week.

Hundreds of families are in mourning after an American Airlines regional jet collided with a U.S. Army Black Hawk helicopter on Wednesday night, with both aircraft plunging into the Potomac River near Washington,

Wind gusts and tidal conditions could slow recovery operations today after the midair collision of a passenger plane and helicopter last week.

Salvage crews have recovered an engine and large pieces of fuselage and are working to retrieve a wing from wreckage of last week’s midair collision near Washington’s Reagan National Airport

The crash, involving an American Airlines jet and a U.S. Army Black Hawk Helicopter, resulted in the deaths of 67 people.