Las Vegas Strip Resorts Dim Lights One Week After Shooting LAS VEGAS, NV - OCTOBER 8: The marquees on the Las Vegas Strip, including the marquee of MGM Grand Hotel & Casino (R), go dark for 11 minutes in tribute to the victims of the Route 91 Harvest country music festival, on October 8, 2017 in Las Vegas, Nevada. On October 1, Stephen Paddock killed 58 people and injured more than 450 after he opened fire on a large crowd at the Route 91 Harvest country music festival. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Drew Angerer/Getty Images)Photo by: Drew Angerer Las Vegas Strip Resorts Dim Lights One Week After Shooting LAS VEGAS, NV - OCTOBER 08: A marquee at Mandalay Bay Resort and Casino displays a message in tribute to the victims of last Sunday night's mass shooting on October 8, 2017 in Las Vegas, Nevada. The marquees at resorts all along the Las Vegas Strip displayed the message "When things get dark, Las Vegas shines." after they went dark at 10:05 p.m. for 11 minutes Sunday night, marking the time and duration one week ago of the shooting at the Route 91 Harvest country music festival. Stephen Paddock killed 58 people and injured more than 450 when he opened fire on the crowd from the 32nd floor of Mandalay Bay. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Ethan Miller/Getty Images)Photo by: Ethan Miller Las Vegas Strip Resorts Dim Lights One Week After Shooting LAS VEGAS, NV - OCTOBER 8: The marquees on the Las Vegas Strip, including the marquee of MGM Grand Hotel & Casino (R), go dark for 11 minutes in tribute to the victims of the Route 91 Harvest country music festival, on October 8, 2017 in Las Vegas, Nevada. On October 1, Stephen Paddock killed 58 people and injured more than 450 after he opened fire on a large crowd at the Route 91 Harvest country music festival. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Drew Angerer/Getty Images)Photo by: Drew Angerer Las Vegas Strip Resorts Dim Lights One Week After Shooting LAS VEGAS, NV - OCTOBER 8: After the marquees on the Las Vegas Strip went dark for 11 minutes, a tribute message for the victims of the Route 91 Harvest country music festival is displayed on the marquee of MGM Grand Hotel & Casino, on October 8, 2017 in Las Vegas, Nevada. On October 1, Stephen Paddock killed 58 people and injured more than 450 after he opened fire on a large crowd at the Route 91 Harvest country music festival. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Drew Angerer/Getty Images)Photo by: Drew Angerer Las Vegas Strip Resorts Dim Lights One Week After Shooting LAS VEGAS, NV - OCTOBER 8: The marquees on the Las Vegas Strip, including the marquee of Mandalay Bay Resort and Casino, go dark for 11 minutes in tribute to the victims of the Route 91 Harvest country music festival, on October 8, 2017 in Las Vegas, Nevada. On October 1, Stephen Paddock killed 58 people and injured more than 450 after he opened fire on a large crowd at the Route 91 Harvest country music festival. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Drew Angerer/Getty Images)Photo by: Drew Angerer Las Vegas Strip Resorts Dim Lights One Week After Shooting LAS VEGAS, NV - OCTOBER 8: The marquees on the Las Vegas Strip, including the marquee of Mandalay Bay Resort and Casino, go dark for 11 minutes in tribute to the victims of the Route 91 Harvest country music festival, on October 8, 2017 in Las Vegas, Nevada. On October 1, Stephen Paddock killed 58 people and injured more than 450 after he opened fire on a large crowd at the Route 91 Harvest country music festival. The massacre is one of the deadliest mass shooting events in U.S. history. (Photo by Drew Angerer/Getty Images)Photo by: Drew Angerer