Since Washington, D.C., legalized medical marijuana in 2010, patients have had to get a doctor's recommendation and a government-issued card in order to legally purchase cannabis. D.C. leaders have passed emergency legislation that allows adults to buy medical marijuana without first seeing a doctor. The D.C. Council approved the measure on Tuesday, and residents could have the ability to "self-certify" themselves for medical cannabis as soon as next week. - Read the entire article at…