FILE - In this March 20, 2010, file photo, George Cohen, director of the Federal Mediation and Conciliation Service (FMCS), appears in Washington. The NFL and its players' union agreed Thursday, Feb. 17, 2011, to mediation in their labor dispute, two weeks before the collective bargaining agreement expires. The FMSCS, an independent U.S. government agency, will oversee negotiations in Washington beginning Friday. (AP Photo/Luis M. Alvarez, File)

Photo by: Luis Alvarez

FILE - In this March 20, 2010, file photo, George Cohen, director of the Federal Mediation and Conciliation Service (FMCS), appears in Washington. The NFL and its players' union agreed Thursday, Feb. 17, 2011, to mediation in their labor dispute, two weeks before the collective bargaining agreement expires. The FMSCS, an independent U.S. government agency, will oversee negotiations in Washington beginning Friday. (AP Photo/Luis M. Alvarez, File)