Members of Team USA and Ireland talk about the Armory Track Invitational DMR World Challenge. Kenya, NJ-NYTC, Duke, Columbia, Princeton and Mississippi will compete as well.

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