Not legally.
You have to go across state borders into Oregon or Nevada to find a close by legal sports book.
However, it isn't illegal to bet on sports online in California, so you can always sign up at a site like Bovada or Sportsbook.com
Yes they can and do, they only get into trouble when they bet on the sport they play in. The same applies to refs and umps.
It depends on where the casino is. In the U.S. it is legal in some states (Nevada for example) but not legal in some others.
No, they cannot. The legal gambling age in the US is either 18 or 21.
Most casinos don't allow their employees to gamble.
Yes
no
At a Casino!
you have to be 18 to gamble at turning stone.
The legal gambling age in Louisiana is 21.
An 18-year-old can gamble at the Soaring Eagle Casino in Mt. Pleasant, Michigan. There are probably others as well.
Poker
In Canada.
go to a casino and gamble
Games available in most casinos are commonly called casino games. In a casino game, the players gamble cash or casino chips on various possible random outcomes
The same as any casino, 18.
To legally gamble in a casino, you have to be 21.
21