[Q]: GIFFORD, Fla. -- A man was wounded in a shooting Friday night at a convenience store in Gifford. The Indian River County Sheriff's Office says they received a call about a shooting in the 4400 block of 34th Drive in Gifford. Deputies located Eric Roberts, 39, with pellet wounds from a shotgun. Detectives determined that Roberts was threatening customers at the store with a knife. A 58-year-old man discharged a .410 caliber shotgun at Roberts. The shooter was located and admitted to firing at Roberts in self defense. No charges are expected to be filed against the shooter at this time. A man got shot in a store at Gifford.
[A]: Yes

[Q]: BOZEMAN, Mont. (AP) Authorities say four people, including three children, were hospitalized after a gas explosion at a home in West Yellowstone. Shane Grube, chief of the Hebgen Basin Rural Fire District said firefighters were called to the mobile home Tuesday morning. He says the explosion caused a fireball that blew itself out. Two people suffered severe injuries and two were moderately injured. All of the victims were taken to a hospital in Rexburg, Idaho. The fire district is investigating with help from the state fire marshal's office. No other details were released. Teens were hurt.
[A]: It's impossible to say

[Q]: How to use an inversion table for back pain<br>Secure your inversion table on a flat surface. Ensure that all the joints, straps and pivot points are correctly connected. Do this every time you use the table in order to avoid a serious accident. The inversion table should be secured on a surface.
[A]: Yes

[Q]: How to drill a bowling ball<br>Choose a ball. Choose the bowling ball that's right for you, based its weight and the materials it is made of. [substeps] Bowling balls can be made of plastic (the cheapest balls), urethane, reactive resin, or particle. If you are on a budget, a plastic bowling ball might be right for you.
[A]:
Yes