The RaceWire Beat is a digest of the day’s top news stories on race and politics collected by the staff at ColorLines magazine. Blocking Off the Border Congress orders construction of 700 miles of fence along the U.S.-Mexico border. Blacks in Queens Make More Than Whites Queens is the only large county in the nation where the median income of black residents has surpassed that of white residents. Police Enforcement of Immigration Laws Raises Worry Residents without documents say they may leave out of fear. Justices to Hear Abortion and Integration Cases The Supreme Court begins its term today, with abortion and race dominating the agenda.