Carson Daly’s friend starts cross-country trek to fight breast cancer

01:41

Mike Nelson, a best friend of TODAY’s Carson Daly, is embarking on a cross-country motorcycle trek to raise money and awareness for the fight against breast cancer, which Mike’s wife Christi is battling. Mike has also spearheaded an all-star music video featuring lyrics by his 9-year-old son Archer. Joined in the Orange Room by Joan Lunden and breast oncologist Dr. Marisa Weiss, Carson kicks off the #PinkPowerTODAY campaign.