Article content AMMAN — Israel has dramatically expanded air strikes on suspected Iranian missile and weapons production centers in Syria to repel what it sees as a stealthy military encroachment by its regional arch-enemy, Western and regional intelligence sources say. Capitalizing on a longtime alliance with Syria, Iran is moving parts of its advanced missile and arms industry into pre-existing underground compounds to develop a sophisticated arsenal within range of Israeli population centers, according to Israeli and Western intelligence sources and Syrian defectors. We apologize, but this video has failed to load. Try refreshing your browser, or Israel intensifying air war in Syria against Iranian encroachment Back to video