that's master sergeant ryan hanna and olivia, his daughter, has been waiting for an entire year for himcome home and this is the way he decided to surprise her. >> a year feels like an eternity especially when you're that age. >> yep. ♪ >>> just below the surface of the water pretty much anywhere you go on the planet, all kinds of treasure. that's what phillip and dennis are looking for. >> hello, guys. >> we're treasure divers. >> the treasure they're looking for really is just trash. phillip and dennis like to go to this area as often as they can to pick up as much trash as they can. >> that's cool. honestly, it's trending. it's great. it's the hashtag trash tag where people are showing a photo of a trashed area cleaning up and tagging it online to encourage other people to do it. >> they have a youtube channel called trasher divers. it's about the stuff they try to pick up. all kinds of cans, pipes. >> yeah. we need more people to be more conscientious of stuff like this. >> it's this kind of thing, the single use utensils, a fork, a knife, that kind of stuff just could be so easily