The victim was seriously injured. Any witnesses are asked to call Wheat Ridge police.
The Walmart Neighborhood Market in Arvada and Walmart store in Wheat Ridge will close July 7, according to the company.
Videos are of Sunday's "Kill the Streets" are here, giving us a first-person view of the mass motorcycle ride.
Riders in the "Kill the Streets" ride said that the ride is organized "to raise awareness of the dangers motorcyclists face."
The Pikes Peak International Hill Climb has become a showcase for electric vehicles. It's not just that they're competing: They're starting to dominate.