Shepard, a mother of two, had picked up extra shifts at the St. Louis University Hospital in Missouri in an effort to make her children's Christmas extra special.
Sonny Gilligan and his three dogs were on their way to hunt for jackrabbits when the 120-pound Charlie got his paw stuck in the trigger of one of Gilligan's shotguns and accidentally shot his owner in the back.
Jennarae Nicole Goodbar, 12, was chasing after her dog, Cash, on Saturday when the two were killed by an oncoming car. They'll be buried together on Saturday.
Willtrivius King said adults stood motionless doing nothing after her son, Sanquon, 8, accidentally set himself on fire while playing with a lighter.
A boy was badly burned when a cup of hot water spilled on him at an Applebee's restaurant in New York.
Peter Barclay, a medieval reenactor, fatally impaled himself during a stunt at a Renaissance fair in Kentucky.
"It would be very easy to sit back, feel sorry for myself, and get depressed," he said.
"My kids came out running, saying, 'Mom, I think there’s pills on the, on the bottom of your drink.'"
Duck boat tragedy survivor Tia Coleman, who lost all of her children in the accident, said lives could have been spared.