© @Copyright HELLO! Hello! Magazine Robin Roberts has a legion of fans on social media, and shares regular posts, including a morning prayer before going on air. But on Thursday, the Good Morning America star didn't post, which led to a worried fan checking that she was okay. MORE: GMA's Michael Strahan delights fans with exciting news: 'Finally'On the star's second Instagram account – a fan page for her rescue dog Lukas – the follower wrote: "Missed Mama Robin's morning prayer on thankful