dave cocharella is back with your forecast in >>> scared now. >> yeah, yeah. good, dylan. >> now i don't know what to do. >> you're good. >> how do i get down? >> don't fall on her. >> the top of the wall. >> fall on the little girl. our trusted meteorologist dylan tests her rock climbing skills. if you look closely, you're doing that without a rope. >> it is called call boulderings. >> dylan will introduce us to breaking records for rock bouldering. she's amazing. you got to see that. >> how is this the first day of spring? it is freezing outside? do we have a wonderful crowd on rockefeller plaza on this sunday, march 20th? >> a lovely crowd. >> they are lively. >> folks from brazil, from south carolina. >> a lot of birthdays this morning as well. >> frequent birthday stop. >> birthdays and hi, moms, the most popular posters. >> always got to say hi to mom. >> let's look at what is making headlines on this sunday morning, more violence at donald trump's rally with one arrest after the huge fight at a rally in tucson, arizona, saturday. meanwhile, new reports this morning