A family of four is trapped inside a burning house while another daughter watches outside in horror; a teenage girl locks herself in a bathroom while two female robbers break into her house.

Three sisters are pinned inside a car after being broadsided by a pickup truck; a boy driving a go-kart suffers severe head injuries after colliding with a full-size car.

Operating a heavy ride 'em lawnmower, a horrified mother accidentally runs over the leg of her small son, severing the limb; a man's shortness of breath signals the start of a severe heart attack.

The incredible story of a man whose heart stopped beating 60 times and the efforts of a remarkable medical team that refused to let him die; gasoline ignites in the face of a tractor operator, causing a terrifying explosion; a rock climbing expedition

To the horror of her children, a mother is struck by lightning in the comfort of her home; a 911 team struggles to find the location of a mysterious, injured cell-phone caller knocked unconscious by a horse.

A purse snatcher meets his match when a determined victim calls 911; a nervous Dad watches as his wife gives birth in a parking lot; a pregnant woman suffers a seizure and her young son makes a critical call for help.

A young boy hides in a bedroom while burglars ravage his house; a boy suffers a violent seizure to the horror of his sisters who call 911; a hiking expedition turns to terror for a woman and 4 girls when a bobcat attacks.

A man shoots his wife, flees the scene and narrowly avoids being shot by police; a cat wakes a woman in a burning house and rescuers arrive just as she gives up hope for survival.

In Fairbanks, Alaska police engage a mental patient in an all-night standoff after he brutally murders a staff worker; a Fairbanks 911 dispatcher helps a Russian couple deliver a baby on a lonely Alaskan highway.

A museum burglar gets stuck in an air vent and calls 911 to be rescued; 2 fast food patrons report "emergencies" from the drive-thru lanes; a lonely woman considers getting the phone number of a "cute cop" an issue of life or death.

On his way to a rap concert, a fan calls 911 to request a police escort; a man stops his Ferrari on train tracks to call 911 for directions; an overzealous hot sauce lover makes an emergency appeal to "put out the fire" in his mouth.

A horrifying fire ignites from an oxygen tank in an elderly couple's home; stormy winter weather turns a call for help into a race against the clock to save a life.

A woman catches a burglar breaking into her home; a neighbor fears someone's trapped inside a burning house.

While 3 men rob a Florida bank, a brave employee hides under a desk to alert 911 and bring police to the rescue; a routine flight in a private plane turns potentially disastrous when runway lights are turned off and the aircraft loses power.

A mother fears for her son's life after receiving a prank "kidnapping" call initiated by the boy himself; after a head-on collision, only Onstar can make the call to 911 for help to rescue a diabetic victim who wrecked his car in a sunflower field.

A Texas man and woman are held hostage at gunpoint by their own son, who negotiates with police and 911 dispatchers during a tense standoff.

A frantic mother's toddler begins choking in a car; a bedroom becomes a delivery room for a Michigan couple when their baby decides "it's time"; and an elderly man goes on a shooting spree from inside his mobile home before he is talked into surrendering.

A husband and grandmother become "midwives" when there's no time for an expectant Mom to make it to the hospital; an elderly man's fall into a bathtub proves life-threatening; burning bacon erupts into a greasefire that threatens the lives of a faimly.

A 911 dispatcher turns negotiator in an all-night SWAT standoff with a suicidal man barricaded in his home; a mother and daughter rely on Onstar to dispatch rescue personnel after they are involved in a severe car crash.

A man becomes hopelessly lost in a national park after an afternoon joyride on a motorcycle, and rescuers must take to the skies to try and locate him before its too late. And, modern technology is put to the ultimate test when a man is car jacked.

A barely-conscious young man spends a frigid night waiting after his car tumbles off a steep mountain road; a truck-driver experiences complications delivering his wife's baby; Onstar connects a crash victim to 911.