(CNN)
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The deaths of 53 migrants in San Antonio, Texas, this week is renewing concerns about border policies and immigration reform. The migrants died in sweltering heat after being left in a tractor-trailer without air conditioning or water. 

Border wall between the United States and Mexico in El Paso, Texas. (Levi Meir Clancy /Unsplash)
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Title 42 was issued in March of 2020 as a public health order to expel migrants due to coronavirus concerns. The CDC decided this month that the order is no longer needed.

The Biden administration’s Family Reunification Task Force began efforts to reunite more than 1,000 families separated from their children since 2017. (WTTW News)

Four families separated under former President Donald Trump’s immigration policy were this week the first to be reunited by organizations working with the Biden administration’s Family Reunification Task Force.

(WTTW News)

The Biden administration is struggling to manage a new cycle of migrants at the U.S.-Mexico border as it looks to Congress to pass sweeping immigration legislation.