There is no player on the Miami Dolphins roster with more pressure on him going into training camp than guard Dallas Thomas.
Thomas played in 14 games in 2014, splitting them between right guard, left guard and right tackle. His play was atrocious at all three of the positions.
One could make the argument that Thomas played out of position at right tackle, which explains his poor performance. This argument was made by Zach Ragan of the Fansided site All for Tennessee, who urged Dolphins fans to cut Thomas some slack and "let the man play his position before you pass judgement.