The deportation of a beloved Ethiopian community leader refocuses attention on the difficult conditions endured by many African and Asian migrants working in the country.
The vessel was carrying people from Afghanistan, Iran, Pakistan and several other countries when it crashed near the Italian coast.
US efforts to clean up the asylum process revolve around speeding up the process.
The US Department of Homeland Security (DHS) said on Thursday of the 998 children still separated, 148 were in the process of reunification.
Many migrants pass through Tuxtla on their journey to escape poverty and violence elsewhere in Latin America.
One of three bodies has been identified, as a Yemeni doctor, near Poland's boarder with Belarus, leaving two more bodies unidentified.