Account-1: @nytopinion (Twitter)Account-2: @CatoInstituteDate: Friday, September 23, 2016Body: .@CatoInstitute: Risk of an American being killed in a terrorist attack by a refugee is 1 in 3.64 billion per year. http://nyti.ms/2cS6em8 Link: https://twitter.com/nytopinion/status/779402160014499840?refsrc=email&s=11Social Action: featured in a tweet