Documents points to $5,000-chip problems at River Rock Casino

A flood of $5,000 chips that disappeared from River Rock Casino raised concerns about public safety and an alleged underground economy connected to illegal casinos in Richmond, according to documents obtained by Postmedia News.
The documents, which are redacted to protect police investigations, were released to Postmedia in the third phase of a freedom of information disclosure.
They say that in 2016, after “an unusually high number of $5,000 poker chips went missing from River Rock Casino