A 21-year veteran employee of the Miami-Dade Public Library System was shot and killed in an attempted robbery at a bank in Miami Gardens on December 10.Jaime Humet, 47, was most recently a Librarian Assistant at the Miami Lakes Branch Library.Miami-Dade Mayor Carlos Gimenez pledged $10,000 to be added to the $3,000 Crime Stoppers reward for information leading to the arrest of Humet’s killer.Information may be given anonymously by calling...