PHOENIX - Interstate 17 has reopened in north Phoenix.
Authorities said three separate collisions caused a complete closure of southbound Interstate 17 north of Thunderbird Road around 8:30 a.m.
Department of Public Safety spokesman Bart Graves said one of the vehicles involved was a commercial vehicle.
Around 9:45 a.m. the Arizona Department of Transportation said the HOV and left two lanes had reopened.
The remaining lanes had reopened by early afternoon.
No other details were made available.