U.S. Secretary of State Marco Rubio said Washington is "very concerned" about Israel's strikes on Syria."We're going to be working on that issue as we speak," Rubio said, Reuters reported."I just got off the phone with the relevant parties. We're very concerned about it, and hopefully we'll have some updates later today." Rubio said the U.S. wants the fighting to stop, Reuters added.There are clashes between Syrian government forces and local Druze fighters, the latter of which Israel is seeking to protect.Major General Uri Gordin, who leads the Israel Defense Forces (IDF) Northern Command, said in a statement that the...