Rescue 911

Episode 620 (6x23)

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Killer whales trapped in lake with no food (October 1994. Barnes Lake in Alaska); Man has allergic reaction after being stung by a hornet (July 1994. Swain County, North Carolina); Boy injures leg in lawn mower accident (April 19, 1993. Thompson's Station, Tennessee); Man has heart attack at fair (1992. Rutland, Vermont)