February 15, 2012 4:34 pm “Amazing Race” Host Phil Keoghan Rides Across Country “The Amazing Race” host Phil Keoghan rode a bike across the country to raise awareness about multiple sclerosis. So what was it like riding 100 miles every day? US & World Videos 5:00 Kelly Clarkson surprises trailblazing music educator with childhood teacher 3:02 Daughter surprises mom and nana with touching letter for Mother's Day 6:00 Luis A. Miranda Jr. brought entire Puerto Rico family to cheer Lin-Manuel Miranda at Tony Awards 6:15 Parents of Harmony Montgomery's half-brother read his emotional victim impact statement: ‘I need my big sister' 1:58 Prince William plays volleyball in royal beach outing amid Kate Middleton's cancer treatment