Cowboys re-sign DT Nick Hayden

One of the Cowboys’ starting defensive linemen of the last two seasons will be back in 2015. Dallas has reached a one-year deal with defensive tackle Nick Hayden, the Cowboys’ website reported Thursday. Hayden (6-4, 303) started all 16 games for Dallas in 2014, making 38 stops (17 solo). The 29-year-old Wisconsin product looks likely…