Teens from a Boston skating club, their mothers, and coaches among passengers killed in air crash [Video]

WASHINGTON – A crash between an American Airlines jet and an Army helicopter has killed teen figure skaters returning from a national meet with their mothers and coaches, as well as a group of union steamfitters from the Washington, D.C. area.

They were among 60 travelers and four crew members on board the flight late Wednesday when it collided with a Blackhawk helicopter that was carrying three soldiers. It appears all on board both aircraft were killed when the plane and helicopter collided over the Potomac River, officials say.

Authorities were searching for remains Thursday as communities grieved. Skating organizations in Philadelphia and the Washington area also said some of their young athletes had been aboard the plane.

“A lot of us are in a great deal of pain and a lot of us are in a great deal of disbelief,” said Adam Blake, a Boston-based choreographer for Disney on Ice who knew the passengers from the Skating Club of Boston.

“My heart …