From the "Look for the union label" file.

OAKLAND, Calif. - As organized labor faces declining membership, one of the country's most storied unions is looking to a new growth industry: marijuana.

The Teamsters added nearly 40 new members earlier this month by organizing the country's first group of unionized marijuana growers…

In the "Lost opportunities" file, I see that 420 is already the local number for dump truck drivers in Los Angeles.