Mesa Community College under lockdown

Mesa Police say Mesa Community College was put on lockdown due to an incident in the area on Thursday. It also said Banner Desert Medical Center nearby was on lockdown, but the hospital says it never was.

UnitedHealthcare CEO killed: Insight into these types of investigations

After UnitedHeathcare CEO Brian Thomspon was gunned down on a New York City street on Wednesday, investigators found "bizarre" engravings on the bullet casings left on the scene -- the words "deny," "depose" and "defend," according to law enforcement sources. Police say the alleged gunman lied in wait for the health insurance executive to walk past before shooting him. Lieutenant Randy Sutton (Ret.), founder of Wounded Blue, details what could be happening in this investigation.

Lori Vallow deemed fit to stand trial: full hearing

Lori Vallow, the so-called "Doomsday Mom," was deemed competent to stand trial in Arizona during a Rule 11 hearing in Phoenix on Dec. 5. Vallow is accused of conspiring in the fatal shooting of her fourth husband, Charles Vallow, and plotting the attempted murder of her niece's ex-husband, Brandon Boudreaux.

New clues emerge in search for CEO killer l FOX 10 Talks

The New York Police Department is asking for help identifying a man who they say is a person of interest and wanted for questioning in connection to the killing of UnitedHealthcare CEO Brian Thompson. Ron Hoon discusses the latest local and national headlines.

Lori Vallow deemed competent to stand trial in AZ

The so-called "Doomsday Mom" is accused of conspiring in the fatal shooting of her fourth husband, Charles Vallow, and plotting the attempted murder of her niece's ex-husband, Brandon Boudreaux.

Police chase; ambulance crash l Morning Headlines Dec. 5

Police used a grappler to stop a stolen vehicle during a pursuit on I-10; an ambulance was involved in a rollover crash in Scottsdale; and more – here's a look at some of our top stories for the morning of Thursday, December 5.

Arizona man accused of killing nearly 2 dozen cattle

The Navajo County Sheriffs Office says 38-year-old Joseph Gibbons was arrested after 22 cattle were found dead in Snowflake. A cattle rancher suffered a loss of more than $65,000 due to the dead cattle. Deputies say property owners cannot shoot livestock to prevent them from coming onto their property.

Lori Vallow mental competency hearing on Dec. 5

Lori Vallow will be back in a Phoenix courtroom on Thursday morning, and we could learn if the so-called "Doomsday Mom" will stand trial in her Arizona case. FOX 10's Danielle Miller reports.