According to CNN, outgoing U.S. Attorney General Eric Holder said he is “cautiously optimistic” when it comes to Colorado and Washington’s implementation of regulated and legal adult marijuana control systems. [caption id="attachment_8224" align="alignright" width="300"] Eric Holder[/caption] “We don’t want to put into the federal system, low level people who are simply there for possessory offenses,” Holder stated Monday in an interview with CNN’s Evan Perez. Last year, the DOJ chose eight enforcement…