russia denies it plans to invade despite sending more troops and jets to ukraine border the u.s. ordering embassy employees and families to leave while they can and warning civilians not to travel to ukraine or russia. upsetting ukraine s government which called those moves excessively cautious and premature. but u.s. intelligence also warns russia could justify invading by toppling ukraine president and installing a puppet government answering to moscow. there are a series of other actions that they ve taken in the past and are preparing to take potentially in ukraine. it is important they be put on notice. reporter: the u.s. is letting russia know it could slap new export bans on semiconductors, potentially crippling russia s strategic industry and military, from smartphones and tablets to military jets and civilian aerospace. lester thank you let s bring in kelly o donnell from the white house. kelly, do we know when the president will make a decision on any troop deploymen