4:25ABC NewsMay 2, 2018Will Mueller subpoena Trump?"The View" co-hosts discuss the possibility that special counsel Robert Mueller could "compel" the president to testify via a grand jury subpoena.Up Next in newsMueller gives list of questions to Trump's lawyers May 1, 2018Mueller told Trump's lawyers about a potential subpoena May 2, 2018Mueller says he could subpoena the presidentMay 2, 2018