Should minimum wage be lower for tipped workers? Two states are set to vote on it

Mel Nichols, a 37-year-old bartender in Phoenix, Arizona, takes home anywhere from $30 to $50 an hour with tips included. But the uncertainty of how much she's going to make on a daily basis is a constant source of stress.“For every good day, there's three bad days,” said Nichols, who has been in the service industry since she was a teenager. “You have no security when it comes to knowing how much you're going to make.”That uncertainty exists largely because federal labor