A trip to a Maine historic site nearly turned fatal for a local mother after a chance encounter with a beetle triggered a severe medical emergency. Antoinette Webb, an Army veteran, was visiting Fort Knox in Prospect with her children when she picked up a brightly colored insect, reportedly a six-spotted tiger beetle. “A berry green, beautiful beetle I’ve never seen,” Webb told WABI 5 News . “And I just picked him up and I said, ‘Whoa, you’re so pretty.’ And within seconds I felt burning through my body.” After she felt the initial symptoms, Webb climbed straight up a hill to the gift shop to find help. Dean Martin, a former Army medic and executive director of the nonprofit Friends of Fort Knox, stepped in to assist as Webb’s condition worsened. “She’s lying there and I’m holding her hand and I’m talking to 9-1-1 and I’m holding her,” Martin told the outlet. “She passes out because of a constricted airway, she’s got a lack of air.…