WSJ: US Navy and Gulf oil producers have become more efficient at blocking or evading Iranian attacks, allowing more tankers to move through the Strait of Hormuz. Iran's ability to choke oil flows, and use this threat as leverage in talks with Washington, is eroding. The concern is that Tehran is turning to military escalation to strengthen its hand.

WSJ: US Navy and Gulf oil producers have become more efficient at blocking or evading Iranian attacks, allowing more tankers to move through the Strait of Hormuz. Iran's ability to choke oil flows, and use this threat as leverage in talks with Washington, is eroding. The concern is that Tehran is turning to military escalation to strengthen its hand.