Name: Donald Trump on the attack amid rising poll numbers for Ben Carson
Uploaded: Mon Oct 26 2015 11:20:00 GMT+0000 (UTC)
Duration: 1 min 40 s
Description: Republican front-runner Donald Trump is leading national polls, but in the key state of Iowa, he’s trailing Ben Carson, who he has attacked as “super low energy.” NBC’s Katy Tur reports for TODAY.

Oct. 26, 201501:40