Complex sentence: Recently, with increased middle-class African American migration to newer neighborhoods such as the Antelope Valley, Moreno Valley & other areas of the Inland Empire, and with the increase in Latino immigration, the African American character of the neighborhood has been somewhat diluted.
Split into simpler sentences: Recently, with increased middle-class African American migration to newer neighborhoods such as the Antelope Valley, Moreno Valley & other areas of the Inland Empire. With the increase in Latino immigration, the African American character of the neighborhood has been somewhat diluted.