The president of CBS News announced Monday she will resign, citing what she called differences with the network’s corporate ownership, which has faced a torrent of attacks and a multibillion-dollar lawsuit filed last year by President Trump. “The past few months have been challenging,” Wendy McMahon wrote in a memo to network staff that was obtained by The Hill. “It’s become clear that the company and I do not agree on the path forward. It’s time for me to move on and for this organization...