snarled. look at this. this is a realtime map. i-166 is the only area in atlanta we see major traffic snarls. we wanted to look at the forensics of all this, how did it all happen. snowmageddon in a major city. an auto graveyard on the interstate. semi trucks jackknifed, cars abandoned by the hundreds. others struggling. over a thousand accidents were reported in the city of atlanta and the greater area. look at these school buses. children stranded inside them. nearly 100 children were stuck on buses until about midnight. i was super scared. i was, like, if i don t get home to my parents, i m going to freak out. reporter: other kids had to sleep at their schools. spent the night. all the teachers and staff set up gym mats. it took a long time for daddy to get here. that s right. good samaritans tried to free cars that had been stuck for hours while the national guard came out to help stranded victims. first priority was look for