Investigations

A FOX 10 investigation reveals that former Goodyear Police Officer Chad Matthews frequently topped 100 mph while on duty. The police chief admits that Matthews put the public in danger with his excessive speeding.

Dusten Mullen, a Phoenix Police officer whose alleged off-duty conduct during an ICE protest generated controversy, appeared at a pre-disciplinary hearing over the alleged misconduct.

It has been 100 days since Nancy Guthrie vanished. An investigative panel joins FOX 10 Phoenix to discuss the digital evidence, DNA testing, and the ongoing search efforts in Arizona.

A Phoenix Police lieutenant claims during a court testimony that the internal investigation into a sergeant's alleged off-duty behavior was rushed, claiming he was ordered to escalate Dusten Mullen's violation to a higher level. FOX 10 Investigator Justin Lum reports.

Maricopa County Attorney Rachel Mitchell is sounding off on a Phoenix Police sergeant whose alleged off-duty behavior during a protest has resulted in him being investigated and placed on administrative leave.

Dusten Mullen, a Phoenix Police sergeant who has been placed on leave following controversy surrounding his alleged off-duty behavior during an anti-ICE protest in Chandler, is suing the City of Phoenix, the city's police chief, and a Phoenix city councilwoman. FOX 10 Investigator Justin Lum reports.

Investigation: Phoenix Sgt. Dusten Mullen argued with students at a Chandler protest. See the body cam footage and learn why city leaders are demanding accountability in "Badge Unmasked."

We are learning more about a job review that Dusten Mullen received before an off-duty incident in Chandler led to him being placed on leave. FOX 10 Investigator Justin Lum has more.

We have obtained body camera video of the moments an off-duty Phoenix Police sergeant interacted with teens during an anti-ICE protest in January. FOX 10 Investigator Justin Lum reports.

We are uncovering more about an internal investigation into a Phoenix Police sergeant who has been placed on administrative leave in connection with an alleged off-duty incident during an anti-ICE protest. FOX 10 Investigator Justin Lum has more.

Sgt. Dusten Mullen arrived at an anti-ICE protest organized by students and parents in Chandler with a loaded gun. He allegedly showed up with a goal of provoking the protesters to assault him so they could be arrested. Chandler Councilman OD Harris is calling for the sergeant to be banned from the city, fired from Phoenix PD, and to never have a career as an officer again. 

A Phoenix Police sergeant who has been at the center of a controversy surrounding his off-duty behavior during an anti-ICE protest has been placed on administrative leave, according to the city's police chief. FOX 10 Investigator Justin Lum has more.