Jennifer Lopez is shutting down those Ben Affleck split rumors! The actress stepped out in Mexico City for a press conference for her Netflix film, 'Atlas,' alongside co-star Simu Liu. Jennifer is asked by a reporter about the rumored marital troubles with her husband, and replies to the question by saying, 'You know better than that.' Amid the alleged relationship struggles, a source recently told ET, 'Jen and Ben's relationship is not over yet, but they have been staying in separate homes and the tension has been high. They are taking a second to figure out what each of them is going through and wants. Both of them have been very down.'