New Year fireworks from the Trump hotel on Sunday, Jan. 1, 2017, in Las Vegas. (Erik Verduzco/Las Vegas Review-Journal) @Erik_Verduzco

New Year fireworks from the Trump hotel on Sunday, Jan. 1, 2017, in Las Vegas. (Erik Verduzco/Las Vegas Review-Journal) @Erik_Verduzco

New Year's Eve party goers watch the fireworks outside the Venetian hotel-casino on the Strip on Saturday, Dec. 31, 2016, in Las Vegas. (Benjamin Hager/Las Vegas Review-Journal)

New Year's Eve party goers watch the fireworks outside the Venetian hotel-casino on the Strip on Saturday, Dec. 31, 2016, in Las Vegas. (Benjamin Hager/Las Vegas Review-Journal)

Santos and Maria Hernandez enjoy the fountain outside the Wynn hotel-casino on the Strip on New Year's Eve in Las Vegas. (Benjamin Hager/Las Vegas Review-Journal)

Eve Creque sells novelty New Year's Eve hats and glasses outside the Venetian hotel-casino in Las Vegas. (Benjamin Hager/ Las Vegas Review-Journal)

Justin Alcantara, 5, plays a miniature trumpet outside the Venetian hotel-casino on New Year's Eve in Las Vegas. (Benjamin Hager/Las Vegas Review-Journal)

New Year's Eve crowds trickle in to Fremont Street after gates open (Amelia Pak-Harvey/Las Vegas Review-Journal)

Traffic gets congested toward the Las Vegas Strip around 6:30 p.m. (Pashtana Usufzy/ Las Vegas Review-Journal)

Hannah Madigan stands in the lobby of the Venetian hotel-casino wearing custom zombie peep show heels on New Year's Eve. (Benjamin Hager/ Las Vegas Review-Journal)

Kiya Daly kisses Zack Rozelle on Las Vegas Boulevard outside the Palazzo hotel-casino on New Year's Eve (Benjamin Hager/ Las Vegas Review-Journal)

Hold this photo up to a mirror to decipher the secret greeting (Mike Weatherford/ Las Vegas Review-Journal)

New Year's Eve party goers file back into the Venetian hotel-casino after the fireworks on the Strip on Saturday, Dec. 31, 2016, in Las Vegas. Benjamin Hager/Las Vegas Review-Journal

Fireworks go off as New Year's Eve revelers celebrate on the Las Vegas Strip on Sunday, Jan. 1, 2017. (Chase Stevens/Las Vegas Review-Journal) @csstevensphoto

New Year's Eve revelers begin to exit the Las Vegas Strip after the fireworks show on Saturday, Dec. 31, 2016. (Miranda Alam/Las Vegas Review-Journal) miranda.alam

New Year's Eve revelers gather in front of The Park during the fireworks show on the Las Vegas Strip on Saturday, Dec. 31, 2016. (Miranda Alam/Las Vegas Review-Journal) miranda.alam

Arleen Arzola and Arthur Ortega share a kiss in the lobby of the Venetian hotel-casino on New Year's Eve in Las Vegas. (Benjamin Hager/Las Vegas Review-Journal)