In an interview on ABC's "This Week," Homeland Security Secretary Alejandro Mayorkas warned of a "very difficult threat ...

He said the Bourbon Street attack was part of "a significant increase in what we term homegrown violent extremism." ...

Department of Homeland Security Secretary Alejandro Mayorkas said Thursday the United States won’t allow an "atmosphere of ...

The United States has been faced with a significant increase in violent extremism and a persistent threat of "homegrown" ...

CNN ’s Wolf Blitzer on Thursday asked Homeland Security Secretary Alejandro Mayorkas about memos where his department ...

Homeland Security Secretary Alejandro ... individual resident in the United States radicalized to violence by a foreign terrorist ideology or other ideologies,” Mayorkas said.

Mo., is asking the Senate Homeland Security Committee to call on Homeland Security Secretary Alejandro Mayorkas and FBI director Christopher Wray to testify after the New Orleans attack, according to ...

In the immediate aftermath of the New Year’s truck attack that killed 14 people and injured dozens in New Orleans, President-elect Donald Trump baselessly—and, it turns out, falsely— suggested that ...

The terror attack in New Orleans that killed 14 people is considered the deadliest Islamic State-inspired assault on U.S.

Shamsud-Din Jabbar, a U.S. citizen from Houston, also traveled to Cairo, Egypt, as well as Ontario, Canada, before the attack ...