2021/02/17 05:22 In order to save electricity, the promenade lights and screens are turned off in front of American Airlines Center which was to host the Nashville Pre. In order to save electricity, the promenade lights and screens are turned off in front of American Airlines Center which was to host the Nashville Predators and the Dallas Stars NHL hockey game, Monday, Feb. 15, 2021, in Dallas. Dallas Mayor Eric Johnson requested that the teams not play Monday due to a shortage of electricity in the region. (AP Photo/Brandon Wade) City of Richardson worker Kaleb Love breaks ice on a frozen fountain Tuesday, Feb. 16, 2021, in Richardson, Texas. Temperatures dropped into the sing.