After a very public dispute that dragged on for weeks, AT&T Inc. and Nexstar Media Group Inc. have finally come to an agreement. Dallas-based AT&T (NYSE: T) and Irving-based Nexstar (Nasdaq: NXST) have entered into a multi-year retransmission deal, according to a statement issued by the companies on Thursday. The deal will once again provide Nexstar-owned network affiliated and local broadcast stations to customers of AT&T’s video platforms.