Supergirl's final stretch of episodes, Lance Bass on Bachelor in Paradise

On today's What to Watch: Supergirl is back for the back half of its final season, where Kara and Zor-El accidentally create a new threat to National City; Lance Bass arrives in Mexico as the next guest host of Bachelor in Paradise; and Motherland: Fort Salem wraps up season 2. The L Word: Generation Q showrunner Marja-Lewis Ryan tells us why she loves Pamela Adlon's Better Things so much. Plus, entertainment headlines — including more Jeopardy! host news and when to expect season 3 of Succession — and trivia. More at ew.com, ew.com/wtw, and @EW. Host: Gerrad Hall (@gerradhall); Editor/Producer: Joshua Heller (@joshuaheller); Writer: Tyler Aquilina (@tyler_aquilina); Executive Producers : Shana Naomi Krochmal (@shananaomi) and Carly Usdin (@carlytron). Learn more about your ad choices. Visit megaphone.fm/adchoices