Gunshots reportedly fired at pro-Trump caravan in LA; car tire blown out; another car's window smashed

Police told the station the tire was damaged by a projectile, possibly a bullet or bullet fragment, and a witness pointed police to a possible shooter in a nearby apartment building.

What happened next?

With that, SWAT was called to the apartment complex in the 20600 block of Ventura Boulevard in the Woodland Hills neighborhood, and the building was locked down with three suspected shooters barricaded inside, KNBC said.
Image source: KNBC-TV video screenshot

But after a standoff of several hours with Ventura Boulevard shut down and nearby buildings evacuated, SWAT entered the apartment and found no one home, the station said. Police continued to investigate the incident, KNBC noted.