Las Vegas mass shooting: No motive uncovered – KTRK

Investigators have still not discovered what motivated Stephen Paddock to embark on the worst mass shooting in modern U.S. history, but determined that he researched SWAT tactics ahead of the massacre and investigated other possible targets, including the famed California beach in Santa Monica, officials said Friday.

They also determined that Paddock acted alone when he opened fire from his high-rise hotel suite, killing 58 people and injuring hundreds, Clark County Sheriff Joe Lombardo told reporters.

Lombardo made public a preliminary report into the shooting and said he does not expect charges to be filed against Paddock’s girlfriend, Marilou Danley, who had been previously called a person of interest in the case. Investigators also found that Paddock had possessed child pornography, Lombardo said.

Paddock’s online searches before the shooting included research into SWAT tactics and for other potential public venue targets – and he took photographs of some potential sites, the sheriff

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