Scottsdale High School locked down; father killed in crash on I-10 l Morning News Brief

PHOENIX – A Scottsdale high school was placed on lockdown while police investigated a threat; a Valley family mourns the loss of a man killed in a car crash that killed a suspected drunk driver; and more – here's a look at some of the top stories on FOX10Phoenix.com from the morning of Sept. 25.

1. Police investigate threat at Chaparral High School

Chaparral High School in Scottsdale is on lockdown as police say they are investigating a threat. Read more here.

2. Family mourns father killed in car accident

A grieving wife and mother speaks out about the death of 42-year-old Craig Cooper in a fatal traffic accident in Phoenix in which a driver suspected of being under the influence of alcohol struck and killed him while speeding. Read more here.

3. MCSO-Sheriff Debate

Jerry Sheridan (left) and Tyler Kamp (right)

There will be a debate between the candidates for Maricopa County Sheriff on Wednesday evening. Read more here.

4. Worst drivers: Where does Arizona rank?

Researchers recently determined which U.S. states have the worst driver behavior, and the results may surprise you. Read more here.

5. Retrial of sentence for reality TV star

BEVERLY HILLS, CALIFORNIA – JULY 14: US star of “Chrisley Knows Best” Julie Chrisley poses for a portrait during the NBCUniversal press tour at the Beverly Hilton on July 14, 2014 in Beverly Hills, California. (Photo by Christopher Polk/NBCU Photo Bank/NBCU

A federal judge in Atlanta on Wednesday upheld reality TV star Julie Chrisley's prison sentence in her tax evasion and tax fraud case during her re-sentencing. Read more here.

The weather today

With a heat warning in effect for Wednesday, record temperatures are expected in the valley. Read more here.