September 1, 2015 6:30 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 0:37 Ex-Abercrombie CEO arrested on sex trafficking-related charges 9:07 Selena Gomez and Benny Blanco's sweetest moments 2:13 Real-life ‘Karate Kid' meets his inspiration 2:12 What to expect in court as Trump faces 2020 election charges in DC 0:54 Parents can start helping teenagers to build a financial foundation at home without spending
