when she and others stopped to help a man trapped in his jeep in greene county. they pulled him out when somebody yelled a truck was coming. >> when i turned around, there was a semi, not stopping. >> reporter: elissa, cami abernathy, and the man they just rescued all jumped over barrier, not realizing they would fall almost 50 feet from the overpass. >> elissa blacked out. >> when i did wake up, i remember just being in pain. it was the worst pain of my life. >> reporter: she was the most severely injured of the three. when she woke up after surgery this was the first thing she heard. >> they told me i would never walk again. the doctor told me right away i had a 1% chance of walking. >> reporter: paralyzed, her thoughts turned to the man she agreed to marry. nathan, stationed at ft. bragg, north carolina, nathan assured her he was not going anywhere. now in a wheelchair she is determined to walk down the aisle like she dreamed. that determination brings her here. a second look showed her spinal