lady attack at the american consulate in libya still haven t reached ben gas zip. exclusive information on why u.s. officials still respect there more than two weeks after the gunfire. where is jimmy hoffa? we have been asking that question for almost 40 years. now, investigators some new information that s leading them to a home in suburban detroit. and it s one of the most famous paintings in the whole world. now, the mona lisa might have a twin. a new group claims da vinci created another version of mona. newsroom starts now. good morning to you, thank you so much for joining us. i m carol costello. nfl fans along national night nair is finally over, the regular referees coming back on the field, starting with tonight s browns/ravens game. the tipping point to reach a deal between the league and the refs may have indeed been that botched call at the end of monday night s football game. cnn s jason carle is outside the nfl s offices. good morning, jason. reporter:
monday night s football game. cnn s jason carle is outside the nfl s offices. good morning, jason. reporter: and good morning to you. that call on monday night set all things in motion, 17 hours of negotiation going on in tuesday, more negotiating going on until midnight last night, about when both sides came to this agreement, made the announcement they reach this agreement, fans are very happy about, the rest really making now the a good way in terms of what was reached. the referees will not have to give up their pension in exchange for 401(k) plan and last pay raise spread out over the next several years, the nfl commissioner weighing in late last night, carol, saying this agreement supports long-term reforms that will make officiating better, the teams, players and fans want and deserve both consistency and quality in officiating. the referee association president also weighing in last night saying we are glad to be getting back on the field for this week s games. as y