Israeli troops entered southwestern Syria in the early hours of Thursday and arrested several people who the Israeli military said were members of Palestinian militant group Hamas but which Syria's interior ministry said were civilians.

But as law enforcement investigates the violent incidents -- from the New Orleans truck rampage to the Molotov cocktail attack in Boulder -- some counterterrorism experts say they're worried the federal government has taken its eye "off the ball" in preventing terrorism as its priorities shift -- from counterterrorism to mass deportation.

Israel's leader says arming "clans in Gaza" to help fight Hamas will save lives. Opposition leaders say the weapons "will eventually be turned against" Israelis.

The Israeli military recovered the body of de facto Hamas leader Mohammed Sinwar in a tunnel underneath the European Hospital in southern Gaza, the Israel Defense Forces (IDF) said Sunday.

A senior Hamas official criticized the United States for treating Israel's demands as the "only response for negotiation," calling it a violation of "the integrity and fairness of mediation" in ceasefire talks.

He was the younger brother of Yahya Sinwar, the former Hamas leader killed by Israel last year. Hamas did not immediately respond to the claim of his death.

Israel suffered the most catastrophic assault in its history when Hamas terrorists killed more than 1,000 people and took hundreds of others hostage. Almost a year later, Israel assassinated Hassan Nasrallah,

Israel's widespread airstrikes against Iran's nuclear program are stoking fears of a larger confrontation.