Vigil for Mesa Officer Brandon Mendoza

Mary Ann Mendoza (center) mother of Brandon Mendoza, grieves with family, friends and officers during a vigil at Mesa Police Headquarters on Tuesday, May 13, 2014.

Mesa police Officer Kenny Miller leaves a candle during a vigil for officer Brandon Mendoza at Mesa Police Headquarters on Tuesday, May 13, 2014.

Mary Ann Mendoza, middle, mother of Brandon Mendoza, grieves with family, friends and officers during a May 13 vigil at Mesa Police Headquarters.

Family, friends and officers leave messages on a poster during a vigil for officer Brandon Mendoza at Mesa Police Headquarters on Tuesday, May 13, 2014.

Family, friends and officers leave candles, flowers and mementos during a vigil for officer Brandon Mendoza at Mesa Police Headquarters on Tuesday, May 13, 2014.

Muhammad Jamil (center) and Jose Cadenas light candles during a vigil for officer Brandon Mendoza at Mesa Police Headquarters on Tuesday, May 13, 2014.