 Complete the following phrase:  In 2012, the Spectrum Center hosted the Democratic National Convention. In 2016, the arena hosted the Kelloggs Tour of Gymnastics Champions. It was scheduled to host the 2017 NBA All-Star Game, but was removed as host on July 21, 2016 due to the leagues opposition against North Carolinas Public Facilities Privacy  Security Act signed by then-Governor Pat McCrory. The league said consideration for Charlotte to host in 2019 would remain if the North Carolina State Legislature and current Governor Roy Cooper made changes to the act that were satisfactory to the league. On May 24, 2017 Charlotte and the arena were officially announced as hosts of the 