12 children killed in Miami-Dade County this year

Street violence has claimed the lives of a dozen children in Miami-Dade County this year, and local leaders are calling for changes to be made.Miami-Dade County Public Schools Superintendent Alberto Carvalho voiced his gripes over the growing crime problem on social media.He called gunmen cowards and mourned the young lives lost in his school district.Five teenagers were shot just last weekend. Two were killed."This is extremely disturbing," Miami-Dade County Commissioner Jean Monestime said. "I