On the surface, Friday's horrific beheading at an Oklahoma food processing plant appeared to center around a simple workplace dispute.
However, upon further investigation of the suspect – 30-year-old Alton Alexander Nolen – red flags have arisen.
Was the murder an isolated incident? Or terrorism on American soil.
Watch the above video as CNN's Martin Savidge examines a story that has brought up questions regarding the potential of a "lone wolf" inspired by Islamic extremism.
What would prompt a South Carolina trooper to shoot an unarmed motorist? And, what is to come next for each of them?
CNN's Martin Savidge tells the story of an African-American man, shot by a white cop, while simply reaching for the wallet in his vehicle.
"Well, you dove headfirst back into your car," explained the officer, in audio heard via the police car dash cam.
Is this a case of an honest mistake, or an unacceptable and inexplicable error?
Watch the above clip for Savidge's full report, including video of the shooting, and updates as to the physical and legal statuses of both men.
It was a dramatic scene: strangers smashing the windows of a hot car to free the children crying inside. Their mother reportedly left them alone while she was getting her hair cut. Her reaction stunned the good samaritans who saved her kids. This comes as Leanna Harris released a statement through her attorney. Harris' husband is charged with murder in the death of their 22-month-old son, who was left in a hot SUV for seven hours. Martin Savidge has the latest on that case.
Police returned to the Georgia parking lot where 22-month-old Cooper Harris took his last breaths and they re-enacted what his father claims is a tragic accident. Justin Harris left the toddler in the back of his broiling hot SUV for seven hours. He is now facing charges of murder and child cruelty. Martin Savidge has the latest.
Eight search warrants are just some of the documents shedding new light on the hot car death of 22-month-old Cooper Harris. His father, Justin Harris, is charged with murder and child cruelty for leaving the toddler strapped in a car seat in the back of his broiling SUV for seven hours. Martin Savidge takes a look at the latest twists in the case.
Dozens of children die in the U.S. every year after being left in hot cars. That's how Lyn Balfour's 9-month-old son Bryce died. She was tried for murder and acquitted. Balfour discussed the latest evidence in the Harris case.
Click here to learn more about keeping kids safe in cars.
David Diamond discusses both the Harris and Balfour cases
Justin Harris is heading back to court tomorrow. He has already pleaded not guilty to murdering his son by leaving him in a hot car. Tomorrow a judge is set to decide whether prosecutors have enough evidence to keep him in jail. Martin Savidge looks at the case against Harris and what may be presented in court tomorrow.
John Berman discussed the chances of the judge granting Harris bail with legal analysts Paul Callan, Sunny Hostin and Mark Geragos.
A judge will determine this week whether there's enough evidence to keep in jail a man whose son died in a hot SUV. Justin Harris is charged with murder and second-degree cruelty. Georgia police say that Harris and his wife, Leanna, told them that they conducted Internet searches on how hot a car needed to get to kill a child. CNN's Martin Savidge has more on the investigation.
More than a week since a toddler died after being left inside a vehicle on a hot Georgia day, questions still remain as to the circumstances of that fateful day.
At the center of the investigation is Justin Ross Harris, the father of the late 22-month-old Cooper Harris.
After traveling to Alabama to interview those that knew Harris earlier in his life, on Friday evening CNN's Nick Valencia profiled the man that is charged with the murder of his own son.
Roughly one week since a toddler died after being left inside a vehicle on a hot Georgia day, on Thursday evening Martin Savidge joined Anderson Cooper live with details from that fateful day.
As part of an in-depth look at the events of June 18th, Savidge retraced the steps of Justin Harris' route to work, in the process shedding light on an event that is at best a tragedy, and at worst, murder.
Watch the above video as the CNN correspondent paints a grim picture of the final day in 22-month-old Cooper Harris' life.
It's a one-two punch of deadly and destructive weather. New twisters touch down less than 24 hours after tornadoes swept through Arkansas, Iowa and Oklahoma. At least 14 were killed in Arkansas, and officials fear the death toll will rise as crews dig through debris. The twisters ripped roofs off of homes, tossed cars like toys and tore down power lines. Anderson takes a look at the destruction.
Martin Savidge reports from Tupelo, Mississippi just after a twister leveled a busy section of the city and Ed Lavandera has the latest from hard hit Mayflower, Arkansas.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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