are going down. pedestrian deaths are going way up. kaitlyn hunt and her baby reilly, their lives taken in an instant at this intersection in woodstock, georgia, a year and a half ago. her husband lost his wife and baby that day. kaitlyn's parents, kathy and greg, set up a roadside memorial. >> you were with kaitlyn that day. >> yes. kaitlyn was holding reilly. so they were a few steps behind us. we just heard -- like an explosion. we didn't know what it was until we turned around. still really couldn't figure out what it was. then i looked down and reilly was on the ground. >> reporter: an suv had struck kaitlyn, baby reilly and kathy democr deming, a family friend. >> you gave cpr to your grand daughter? >> mm-hmm. >> reporter: but it was too late. all three died. the driver is facing multiple