About 30 Los Angeles police officers milled around a quiet and tranquil MacArthur Park on Saturday, watching soccer games, picnickers and strolling couples – but scant protesters. More than 100 people at the park enjoyed sunny and warm skies despite a threat from some anarchist group members to stage a “Retake The Park” rally there. Police said one known activist was in the park with a bullhorn, but no disturbances were reported. The peaceful day in the park unfolded as the president of the Los Angeles Police Protective League released letters blasting state Assembly Speaker Fabian Nu ez and City Councilman Herb Wesson for their criticism of police tactics during the May Day rally, when police opened fire with rubber bullets and clubbed members of a largely peaceful crowd protesting immigration laws. 160Want local news?Sign up for the Localist and stay informed Something went wrong. Please try again.subscribeCongratulations! You’re all set! Union President Robert Baker singled out Nu ez for telling reporters that police officers had “wanted to do some target practice on some of the immigrants that were marching.” “Your words were dangerous and unethical,” Baker chided in a letter released Saturday. “Fomenting crowds to distrust the LAPD encourages more of the kind of violence that already plagues your district.” Baker also called on Wesson to apologize for comparing Tuesday’s police tactics to Mississippi in the 1960s.