Airport officials say the plane went through the standard de-icing process and got in line with other jets that took off safely. The plane, however, crashed during takeoff, leaving the jet burning and inverted on the tarmac, killing everyone on board. Among them a corporate pilot who was recently hired at the Texas law firm linked to the plane, and an event planner who had worked with the firm on previous occasions. Victims include a pilot new to firm, a mom planning a weddingThe family of pilot Jacob Hosmer, 47, confirmed his death on Tuesday but declined to comment. A founding partner of the firm is listed as the agent for the company that owns the plane.