Tests show bootleg marijuana vapes tainted with hydrogen cyanide

Fabian Castillo was suffering from crippling anxiety when his uncle handed him a marijuana vape pen one day last December.
“It will help calm you down,” Castillo said his uncle told him.
Over the next several months, the vape worked as advertised. Castillo, who had just graduated high school in southern California, found himself more mellow and more productive.
The Centers for Disease Control and Prevention says most of the patients reported using vapes containing THC, the psychoacti