Two teenage figure skaters, their mothers and two world champion coaches from Boston were among the 14 members of the skating community killed when an American Airlines flight collided with an Army helicopter Wednesday night and crashed into the frigid waters of the Potomac River.

The Philadelphia Skating Club and other figure skating clubs nationwide are offering condolences following deadly plane crash in Washington D.C. involving skaters and coaches.

Several coaches and skaters with the United States figure skating team were on the flight from Wichita to Washington, D.C., that crashed Wednesday night, according to U.S. Figure Skating. The flight is not believed to have any survivors.