WatchThe Whole Story with Anderson Cooper: Miracle on the Hudsontonight at 8 p.m. ET/PT. CNN — All the moments Vallie Collins hadn’t yet lived flashed before her eyes as she texted her husband her flight was going down. Her youngest son’s first homerun. Planning her kids’ birthday parties. Beaming as mother of the bride. “I’m not a perfect mother, but I’m their mother,” the mom of three said. “And to think that I wouldn’t finish raising them was pretty hard.” Collins was in seat 26D on US Airways Flight 1549, which crashed in the Hudson River in New York 15 years ago this month, a miracle landing that left all 155 people onboard alive and gave many a new lease on life. The maneuver was dubbed by aviation experts as the most successful ditching of an aircraft of all time, raising Capt. C.B. “Sully” Sullenberger to hero status and later movie fame in the film “Sully.” Ric Elias Sitting in the front row of the plane that day, Ric Elias realized all the things he wouldn’t miss: Money, anot...