so it is probably going to become the dominant strain in the united states. this could spike a new epidemic. barnett: plus heat wave danger, skyrocketing temperatures set to sear the west. barnett: florida s manatees, big, beloved and now dying in alarming numbers. it is depressing. barnett: and later pandemic project, one dad s big idea to get the kids out of the house. how cool is this. it s amazing. this is the cbs weekend news, from new yorork, here s jericka duncan. barnett: good evening, everyone, i m errol barnett, jericka duncan is off tonight. president biden is in belgium tonight ahead of talks with nato and european leaders. it is the second stop on an eight day foreign trip, his first as president. but it s his face to face summit president vladimir putin that is attracting the most attention. america has an agenda of grievances for putin. cbs ed o keefe is in brussels