A federal judge has halted the termination of a Denver employee who lost her job amid the recent citywide layoffs directed by Mayor Mike Johnston to help close a $200 million budget gap. Jessica Calderon, who served as director of operations and innovation in the Mayor’s Office of Social Equity & Innovation, alleges she and other city employees have been “deliberately targeted” as the city shed workers in August to remedy its looming financial woes. On Sept. 17, U.S. District Court Judge Nina Y.