The rider was taken by helicopter to University of Arizona Medical Center.
The car landed on its roof in a one-car wreck.
The cause is still unknown for the fire at the former gas station and smoke shop.
Public safety briefs around Tucson
The drowning marks the sixth water-related fatality in Pima County this year.
The home was a total loss.
Incidents from Tucson and Southern Arizona.
An 18-year-old woman was taken to the hospital in serious, but stable condition.
Two people seriously injured, a third had minor injuries in Marana crashes.
The driver of a tandem dump truck lost control of the vehicle and drove off the roadway, causing the rear bed to become lodged atop the front bed, authorities said.
A California man was killed and another had minor injuries in a single-vehicle rollover crash on Interstate 10 early Sunday morning.
A 48-year-old man was struck and killed Sunday evening while crossing a road on Tucson's northwest side.
Three people were injured — one seriously — in a head-on crash in the intersection of West Cortaro Farms and North Thornydale Road on Monday.
A 64-year-old woman burned in a west side house fire Monday, was released from the hospital.
A 64-year-old woman received serious burns in a fire that started in a workshop on her property Monday afternoon.
Crews from Northwest and Golder Ranch fire found a smoldering mattress inside a home while responding to a fire alarm Sunday morning near Tangerine Road and Camino de Oeste.
Crews from Northwest fire are working to rescue a hiker who fell at Gates Pass.
Police arrested a 28-year-old Tucson man, Earl Bogedain, on suspicion of 10 counts of sexual exploitation of a minor, they said in a news release Thursday night.
A woman in her 50s was critically injured after being thrown from her vehicle in a rollover on Tucson's northwest side Monday morning.
The Northwest Fire District announced Tuesday it would disband its hotshot crew at the end of the wildfire season as a cost-saving measure and an effort to improve core services and reduce the tax rate for district residents.