Ame e sound track for the civil rights movement. Announcer this is nbc nightly news with lester holt. Good evening, everyone. President trump tonight appears to be relishing his power to take away security clearances from his critics. The president defending his move to take the access of ex cia director john brennan suggesting brennan wont be the last but tonight more than 60 former Senior Intelligence officials are telling the president to er wg it on as concerns bubble ther Robert Robert mueller is the real target. Reporter tonight the president raising the stakes as he threatens to strip more security clearances some intelligence officials saying their biggest concern, special counsel Robert Mueller could be next. Former cia Deputy Director davi doing in part is sending a menacing signal to the mueller team that if they continue their investigation, that their security clearance, which they need to do their job, is being put in jeopardy. Reporter if mueller or his team were to lose