he said when he launched it, you see oneseagull, then you see more. it's when the whole gang get there is, one's got to be a show off. >> whoa! >> problem is he had a plate of french fries and we know seagulls are drawn to that stuff like crazy. >> the spark is a new drone. it's a small yet powerful drone. so it wasn't intimidating to the seagul seagulls. saw it as an annoying bird they could take out. >> it didn't go crashing immediately to the ground. check out the calling card that bird left behind. yeah. just the same thing that you'd leave on somebody's car. >> that's disgusting. >>> firefighters in mexico city responding to an emergency call. you can see there are a bunch of people watching what is going down. they're not responding to a fire. neighbors have noticed a situation and called a number of agencies. that guy is a social worker that was one of the first to get there. earlier that day, we see what's going on. that is a 5-year-old, a 6-year-old, and we don't see it in the video, a 9-month-old locked alone inside that apartment. neighbors