Israeli police has announced that it detected two flares fired near the home of Prime Minister Benjamin Netanyahu in Caesarea in northern Israel, Anadolu reports.

“Around 19:30 Tel Aviv time (1730GMT), two flares were detected that were fired near the Prime Minister’s house in Caesarea, where they fell in the yard of the house,” said police.

“Forces from the police and the Shin Bet security service (Shabak) are present at the scene of the incident,” it added. Netanyahu and his family members were not home at the time of the incident, noted police.

Police said they had “opened a joint investigation with the Shabak, as this is a serious incident that represents a significant escalation, and necessary investigative actions will be taken.”

The official Israeli Army Radio reported that the flares did not cause damage. Neither police nor Army Radio noted the source of the flare.