Primolar, I'm Nancy Grace, breaking primaries now, high school senior Madeline Beale's

break-up with her boyfriend Chase Cook, telling friends she's afraid of Cook, and possible

retaliation.

Madeline even considers moving out of her family's pool house and back into the home for safety.

Days later, she has found raped and strangled dead in the family pool house.

Nancy, investigators look to Cook as their initial suspect and discovered a video on his

cell phone from the night of Beale's murder that showed Cook having sex with Beale's

who appeared to be unconscious.

Beale's was set to graduate with a 4.0 GPA and was committed to playing basketball for

north-eastern Oklahoma A&M college.

Her parents hope she will be remembered by quote how she lived, how she loved, and the

countless ways she uplifted everyone.

Chase Cook, 19, now charged with murder and rape.

The tenants at Travis Carlson's duplex are confused and concerned when they notice

Carlson going back and forth to his truck, drilling a hole in his gas tank and collecting

the gas in several canisters.

Carlson heads back up to his top floor apartment in the home and blasts Billy Joel's, we didn't

start the fire while he douses everything in gas and lights a match.

Carlson lets his downstairs tenants know the house is on fire and watches firefighters

get to work, putting it out while the music continues to blare.

Despite using the lyrics of the song to claim he didn't start the fire, Carlson 37 charged

with arson.

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