The manager of one farm, Edgar Rodriguez, a U.S. citizen, said he was handcuffed, thrown to the ground and had his arm twisted behind his back after he asked to see a warrant.

Clashes erupted outside Glass House farm on Thursday as protesters trying to stop the raid confronted federal agents.

DHS assistant secretary for public affairs Tricia McLaughlin discusses the aftermath of I.C.E. raids in California and threats against President Donald Trump.

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.

Federal law enforcement officials fired tear gas and rubber bullets at protesters Thursday during a large immigration raid in Ventura County at one of California’s largest and most notable cannabis farms, according to a local mayor at the scene.

ICE agents raided cannabis nurseries in Camarillo, California, and Carpinteria, California, on Thursday. Both cannabis facilities are owned by Glass House Brands Inc., which bills itself as one of the largest cannabis flower brands in the world.

Federal agents conducted immigration enforcement raids on Thursday on state-licensed marijuana nurseries in an agricultural region of coastal Southern California, where they were confronted by throngs of angry protesters.

But the celebration comes amid new financial strain. California’s excise tax on legal cannabis recently increased from 15% to 19%. The excise tax is applied before standard sales taxes. "The 4-percent is huge. I think it affects the consumer, the consumers the most," Chu said.

Former U.S. border patrol chief Chris Clem discusses President Trump’s illegal immigration strategy, recent events at a California cannabis farm and more on ‘The Story’.