LOS ANGELES — Striving to ease a budget crisis, Mayor Antonio Villaraigosa announced a watershed deal Thursday with city unions that will require civilian workers for the first time to pay part of their salary toward retiree health benefits.The tentative health care agreement with the Coalition of L.A. City Unions could generate $64 million over three years and help City Hall avoid sweeping municipal layoffs, as the mayor and City Council try to close a projected $500 million budget shortfall.Read More...