Manuel Ernesto Hernandez-Umana was allegedly at the helm of a boat that overturned and killed a 27-year-old and her 5-month-old baby, prosecutors said.

Prosecutors allege Manuel Hernandez was illegally operating the boat at the time of the accident. The Department of Homeland Security said he is in the U.S. illegally.

The captain of a boat that capsized in New York Harbor earlier this month, killing a baby and her mother, has been detained by US Immigration and Customs Enforcement, authorities…