The Israeli military on Monday killed a Hamas leader in southern Lebanon's Sidon area, it said in a statement.
The army said Muhammad Shaheen was the head of the operations department of Hamas in Lebanon and that he had recently been involved in promoting "terrorist plots" with Iranian direction and funding from Lebanese territory against Israeli citizens.
An Israeli strike on a car in Lebanon's southern port city of Sidon targeted an official in the Palestinian group, two Lebanese security sources told Reuters earlier.
Lebanon's state news agency said rescuers had removed one body from the car but did not identify the victim.
The Israeli military has been carrying out strikes against members of Hamas, allied Lebanese armed group Hezbollah and other factions in Lebanon, in parallel with the Gaza war.
Those armed groups have launched rockets, drones and artillery attacks across the border into northern Israel.
Under a truce brokered by Washington in November, Israeli troops were granted 60 days to withdraw from southern Lebanon where they had waged a ground offensive against fighters from Iran-backed Hezbollah since early October.
That deadline was later extended to February 18, but Israel's military requested that it keep troops in five posts in southern Lebanon, sources told Reuters last week.
The US Department of Homeland Security is sending "hundreds" more officers to Minnesota, Homeland Security Secretary Kristi Noem said, after tens of thousands of people marched through Minneapolis to protest the fatal shooting of a woman by an immigration agent.
The US military said on Saturday it carried out multiple strikes in Syria targeting ISIS as part of an operation that Washington launched in December after an attack on American personnel.
Israeli fire killed at least three Palestinians in two separate incidents across Gaza, local health authorities said, as tension rises over continued violence.
Tens of thousands of people marched through Minneapolis on Saturday to decry the fatal shooting of a woman by a US immigration agent, part of more than 1,000 rallies planned nationwide over the weekend against the federal government's deportation drive.
At least one person has died in Australia's southeast where bushfires raging for days have razed buildings, cut power to thousands of homes and burned swathes of bushland, police said on Sunday.