As officers attempted to detain those responsible, one individual assaulted officers by spraying them with pepper spray.

Two people were arrested Saturday afternoon during the "No Kings" Motor March protest, according to the Tucson Police Department.

Another protest hit the streets of Tucson. Over 2,000 “No Kings” protests were planned today in major cities and small towns across the country including multiple here in southern Arizona.

WHAT...Dangerously hot conditions with temperatures up to 112 possible in the Tucson metropolitan area, Gila River Valley, and across western and central Pima County including the Tohono O'odham ...

The event was scheduled to take place simultaneously with Trump’s military parade in Washington, D.C., say organizers.

A man wearing a crown carries a sign during the “No Kings” demonstrations held at Reid Park in Tucson, Ariz., Saturday, June ...

Nationwide protests against President Donald Trump coincided with his 79th birthday and a major military parade in Washington ...

Huge, boisterous crowds marched in New York, Atlanta, Denver, Chicago, Houston and Los Angeles, some behind “no kings” banners in boisterous, and mostly calm demonstrations.

Nationwide protests against President Donald Trump coincided with his 79th birthday and a major military parade in Washington ...

Protests are planned in nearly 2,000 locations across the country, from city blocks and small towns to courthouse steps and ...

"Idiots" reportedly interrupted a standard police drug bust in Arizona because they thought it was an immigration raid.