school sweethearts who grew a family and a successful trucking business together. but their seemingly picture perfect life collapsed after frances learned that bill had been hiding an affair from her for three years. it was a love triangle and that revelation it turned out, would have far-reaching and tragic consequence he is the here with collision is andrea canning. >> reporter: this is the story of two fiery women battling for the heart of one much-loved man. it's about sex, secrets and lies. red-hot texas passion and a bitter feud. all leading to a final showdown on a two-lane highway. >> bexar county, 911. >> i got a black escalade and a black range rover. they're hauling ass, acting like idiots. >> reporter: a high-speed chase that went horribly, horribly