Earnings from Penn National (NASDAQ:PENN), Pinnacle Entertainment (NASDAQ:PNK), Ameristar Casinos (UNKNOWN:ASCA.DL), and Caesars Entertainment (NASDAQ:CZR) over the past two weeks show just how challenging the regional gaming market is. Revenue was down at casinos compared to last year, and the only company able to grow were ones adding capacity. To make matters worse, debt is piling up, and the ability to pay for debt diminishes as revenue falls. Travis Hoium covers the industry's problems in the video below. 

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