Judy Woodruff:

Nearly 100,000 undocumented immigrants were detained at the U.S. southern border last month. But it is what happens after they are held in U.S. custody that has come under scrutiny in recent weeks.

The federal Department of Homeland Security and members of Congress have released accounts of the overcrowding inside detention facilities. Supporters of the Trump administration's policies say they are a continuation simply of the Obama years.

Jeh Johnson served as the secretary of homeland security during the Obama administration. And he joins me now.

Jeh Johnson, welcome back to the "NewsHour."india

Updated: Apr 02, 2019 18:46 IST

Indian and Pakistani troops exchanged heavy fire on Tuesday along the Line of Control (LoC) in Jammu and Kashmir’s Rajouri district.

Defence spokesman Lt Col Devender Anand said that at about 11.30 am on Tuesday, the Pakistan Army initiated unprovoked shelling with mortars and firing with small arms along the LoC in Nowshera sector of Rajouri district.

“The Indian Army is retaliating befittingly. Exchange of fire is going on,” he added.

The trans-LoC trade via Chakan-da-Bagh in Poonch was suspended on Tuesday after intense shelling by Pakistani troops on Monday left three dead including a five-year-old child and a Border Security Force (BSF) officer and 20 others injured in the frontier district.

Three Pakistani soldiers were also killed in Indian fire in Poonch sector on Monday.

A five-year