This must-read series from The Oregonian details the business practices of the Oregon Lottery. It represents one of the very best investigative journalism efforts into state lotteries ever done.

2013 Oregon Lottery- Revenues grow on the increase in video slots games

2013 Oregon Lottery- Agency pushes slot machines as problem gamblers pay the price

2013 Oregon Lottery- Games, like tobacco earlier, could face liability lawsuits

2013 Oregon Lottery- Reader stories of state-sponsored addiction (day 1)