New Delhi, July 23 -- Yemen's Iran-backed Houthi rebels have claimed responsibility for attacking two Saudi oil tankers in the Red Sea, opening a potentially dangerous new front in the escalating US-Iran conflict. The strikes have raised concerns over global oil supplies, maritime security and the risk of disruption at another critical shipping chokepoint.

Here are 10 things to know:

The Houthis said they targeted two Saudi-owned tankers - Encelia and Layla - using ballistic missiles, cruise missiles and drones. The group claimed both vessels caught fire during what it described as a "qualitative military operation."

Saudi Arabia confirmed that the tanker Encelia came under attack while sailing in the Red Sea. Authorities said the stri...