1/31/2018 ~ 10am Victim male. Not much detail released.
Location: River Road eastbound lanes somewhere near N Shannon Rd, Pima County
The location wasn’t released, but River Road appears to be a divided arterial road with two lanes in each direction plus wide bike lanes; in addition to dedicated turn pockets.
KVOA news story (no details, but other pictures)
Still no details, but at this time it’s been categorized here as motorist drifted unless other info comes out.
List of AZ Bicyclist Fatalities.