A day after Fox News host Tucker Carlson’s monologue on opioid painkillers was leaked, conservative political commentator Jesse Watters replaced him on his talk show. Watters appeared as a guest host on Tucker Carlson Tonight on Thursday night, where he discussed how an alleged Russian claim “changed the course of United States politics.” Carlson reportedly underwent an emergency back surgery on Wednesday morning and then went to the studio to host his show at night, Fox News said. However, in a recording obtained by Motherboard, Carlson can be heard saying he took a huge amount of opioid painkillers after the...