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Al Hartmann | The Salt Lake Tribune Salt Lake City police investigate an accident at 700 North 300 West Thursday, Feb. 16. The b Al Hartmann | The Salt Lake Tribune Salt Lake City police investigate an accident at 700 North 300 West Thursday, Feb. 16. The b Francisco Kjolseth | The Salt Lake Tribune Denise Hevner, a welding teacher at West High School, tries to process the loss of one Francisco Kjolseth | The Salt Lake Tribune Students from West High School gather for a candlelight vigil at the scene of a deadly