sharks July 29, 2022 3:19 pm Meet a Marine Biologist Who Tracks Great Hammerhead Sharks to Save Them Marine Ecologist and Nat Geo Explorer US & World Videos 1:16 Firefighters rescue dog from bathroom wall 6:23 Gypsy-Rose Blanchard reveals nose job and prison beauty secrets in ‘hot girl' TikTok 3:24 Sen. Bob Menendez reveals wife's breast cancer diagnosis as corruption trial continues 4:31 Marisa Abela talks 4-month vocal training to sing like Amy Winehouse 1:34 Chris Pratt's stunt double Tony McFarr dead at 47