A new exhibit at the California State Fair is trying to encourage more people to cultivate their own cannabis at home.

A U.S. citizen and Army veteran who works as a security guard at a California cannabis farm said on Wednesday that U.S. officials arrested him during an immigration raid last week and held him for three days without explanation.

The annual competition and showcase, called California Cannabis Experience, was sponsored by Embarc, a Sacramento dispensary. The event provides information on the history of cannabis and its usages through educational banners, booths and seminars.

Siskiyou County has declared a local emergency over the use of dangerous pesticides at illegal cannabis grows.

A California professor was arrested for allegedly chucking a tear gas canister at ICE agents during a raid on a marijuana farm being investigated for child labor violations.

A California professor has been arrested for allegedly throwing a tear gas canister at ICE agents during a massive raid at cannabis farm last week where agitators also hurled rocks at law enforcement vehicles.

A former California police officer was convicted of a conspiracy to extort marijuana and money from drivers, federal prosecutors say. Ryan Lange via Unsplash A former police officer was convicted of extorting marijuana and money from drivers in California more than three years after federal prosecutors said his fellow officer pleaded guilty in the scheme,

A report from San Diego Imperial Valley High Intensity Drug Trafficking Area (HIDTA) shows the effects marijuana is having on Californians statewide.