"We are sending innocent people back to one of the most chaotic and dangerous places in the world."

ICE officials in March announced that more than 500 pregnant women had been detained.

"Please keep Bishop Murry in your prayers," said the statement, adding that it will provide periodic updates on his health.

DACA began in 2012 under executive order by then-President Barack Obama to give protection from deportation as well as a work permit and other documents to young adults who qualified. 

Jose Antonio Elena Rodriguez was killed Oct. 10, 2012, after being shot multiple times near a fence separating Arizona and Mexico.

The ETA statement, published in Basque newspapers on April 20, said it regretted the harm caused by its violent campaign for an independent homeland.

"Let us all unite in our efforts to bring comfort and care to those who are hurting today."

A clampdown on religious freedom has intensified in the province in recent months.

Immigration officials have accused the nun, who has worked in rural communities for 27 years, of being an "undesirable alien" for joining protest rallies and visiting political prisoners.

The 15 dead included 10 hockey players between the ages of 16 and 21, the team coach, radio broadcaster, bus driver and other team personnel.