OL market doesn’t appear very good/deep. I would attack the secondary(CB/S).
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RB: Blue is a FA; Foreman coming off achilles injury; despite drafting 4 in the last 4 drafts(Foreman, Ervin, Hilliard, Blue), need another RB.; Can grab one in the draft; Some FA names: Dion Lewis, Carlos Hyde, Jerick McKinnon, Rex Burkhead, Isaiah Crowell, Jeremy Hill, Charles Sims, Orleans Darkwa
WR: Fine with the Hopkins-Fuller-Ellington trio (although Ellington is a FA)
TE: Current Texans TEs stay injured; Jimmy Graham is the "dream free agent" for many. Others: Tyler Eifert, Trey Burton, Austin Seferian-Jenkins, Luke Willson, Antonio Gates, Ben Watson, Ed Dickson, Virgil Green, Anthony Fasano
OL: Nate Solder, Justin Pugh, Cameron Fleming, Andrew Norwell, Weston Richburg, Jack Mewhort, Josh Kline, Brandon Fusco
DL: Sheldon Richardson, Dontari Poe, Bennie Logan, Star Lotulelei, DaQuan Jones, Jay Bromley, Shamar Stephen, Beau Allen
Edge: DeMarcus Lawrence, Ziggy Ansah, Adrian Clayborn, Trent Murphy, Alex Okafor
ILB: Avery Williamson, Navorro Bowman, Todd Davis, Preston Brown, Zach Brown, Demario Davis, Jon Bostic, Anthony Hitchens, Mason Foster
CB: Trumaine Johnson, Malcolm Butler, E.J. Gaines, Kyle Fuller, Aaron Colvin, Prince Amukamara, Vontae Davis, Bashaud Breeland, Morris Claiborne, Rashaan Melvin, Patrick Robinson
S: Lamarcus Joyner, Morgan Burnett, Kenny Vaccaro, Eric Reid, Tre Boston, Tavon Wilson