Mike Berry visits Times Square and talks about Saturday's DMR World Challenge at the Armory Track Invitational. Teams from USA, Ireland, Kenya, NJ-NYTC, Duke, Columbia, Princeton and Mississippi make up the deepest indoor DMR field ever assembled.

The Armory Track Invitational will be televised Saturday, January 31 on NBCSN from 4:30 - 6:30 p.m. EST. You can also watch the meet at http://live.usatf.tv/liveati.html