September 1, 2015 8:30 am Obama Treks Into the Alaskan Wild With Bear Grylls On Tuesday, adventurer Bear Grylls will lead President Obama on a trek through Alaska’s wilderness. They’re hiking to a glacier and taking a boat tour to see climate change firsthand. US & World Videos 1:20 This ‘Dungeons and Dragons' actor was surprised to find out RuPaul wanted him to portray him in a movie 1:49 Jay Leno and wife Mavis step out on a date night following her dementia diagnosis 8:44 Joe Manganiello says this is how he would win ‘Survivor' 5:44 Drake Bell talks overcoming substance abuse and his darkest moments 3:21 Kelly Clarkson meets TikTok's adorable ‘Golden Girl' toddler