. >> reporter: this is lee anne gregg in colorado. a joyful are reunion today. parents and children re united in louisville. 85 5th graders trapped by flooding while on a school field trip near jamestown were finally air lifted to safety. >> parts of it were scary and the trails were basically rivers. >> every time you watch the news it's hard not to burst into tears. >> reporter: while 15 miles away at an evacuation center in longmont, more reunions. thomas and debra casey and their dog airlifted from home after a helicopter crew saw their signal for help. >> we painted s.o.s. on the driveway. not an hour later. >> reporter: in boulder, laura and marty were awakened by crashing mud against their home. they heard a car horn outside. they looked and saw a vehicle swept away with four teenagers inside. sadly, two were among those killed. katie holm ko hours later, laura, expecting her first baby went into labor. >> started feeling contractions and thought, oh, no, i'm not going into labor. this is not the right time. >> reporter: with no way out emergency crews ar