|Scout.com's complete coverage of Opening 2013 presented by NIKE|
At 10 a.m., the linemen get going with the first part of the Lineman Challenge, in pads, on the Ronaldo Fields. Several of the premier linemen in the country are on hand and ramping up for two days of hitting.
From 12:30 until 6:30 p.m, the Nike 7on gets going with pool play for the Land Sharks, Field Generals, Vapor Carbon, Superbad, Alpha Pro and Apocalypse facing off and posturing for tomorrow's double elimination playoff round.
Here is a look at the roster for the Nike 7on and the Lineman Challenge.
The Scout.com recruiting analysts will be on the scene in Beaverton, and you can follow them on Twitter for live updates from Tuesday's action.