jeff sessions who has frequently been the subject of the president s furry. but the white house says there is no message being sent to sessions. officials here say the white house stands firmly behind him. jim acosta, cnn, the white house. let s get some perspective now from leslie who teaches international relations at sos university of london. good to have you with us. thank you. the first thing i want to start with cnn s reporting, sources that tell us at least three top officials, trump s former press secretary, former chief of staff and white house counsel were all part of a campaign to pressure attorney general jeff sessions to maintain control of the russia investigation. if that directive came from president trump, is it obstruction of justice? and if so, what will it mean for donald trump? well, i think there s obviously a very serious concern and this is one that the lawyers