CNN The Situation Room June 1, 2015 22:50:00
>> reporter: graham barely scratching 1% in most polls knows he has a tough hill to climb. cnn is told he's running primarily to force a debate within the gop on foreign policy. >> those who believe we can disengage from the world at large and be safe by leading from behind vote for someone else. >> reporter: the not so subtle dig at rand paul graham's chief foil particularly on national security. for months the two have exchanged long distance barbs and graham was caught rolling his eyes last month at paul talked. >> tonight begins the process of ending bulk collection. >> paul's headline-mak...
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