close FOX's 'Bear Grylls is Running Wild' preview with Grylls The action-adventure series host joins us for his FOX series, premiering 4/21 with an episode featuring Matthew McConaughey, and shares what’s coming up on adventures this season as stars join him for 48-hour journeys in the wilderness If it feels like you've seen a lot of bear attack headlines lately, you're not imagining it. Over the past several weeks, a string of high-profile incidents has put bears back in the national