A rollover accident on Interstate 10 near Pinal Airpark Road on Saturday killed a 20-year-old woman, Avra Valley Fire told Tucson News Now.
The accident happened around 1 p.m. in the westbound lanes toward Phoenix, the Arizona Department of Public Safety said.
A flat tire apparently caused the women's SUV to roll, the DPS said.
Traffic has been impacted in both directions, with delays as far south as Marana Road.
All lanes are open, the DPS said.
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