A staff member died when a student opened fire at a school in Nevada, shooting several people before dying of a self-inflicted gunshot wound.
Two boys taken to a local hospital in a critical condition were also students at Sparks Middle School, Washoe County emergency manager Aaron Kenneston said.
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The decision was met with outrage and anger, after shortlisted cities had ploughed hundreds of thousands of pounds into their bids.
Mr Lewis is one of a number of Labour and Tory MPs under investigation by party officials over allegations of inappropriate conduct.
A jury has failed to reach a verdict in Emile Cilliers' trial on charges of attempting to murder his wife by tampering with her parachute.