Group 1 - The oil tanker "Stena Imperative," flying the US flag, was approached by multiple Iranian patrol boats in the Strait of Hormuz, but continued its journey under the escort of a US warship [1][3] - The Iranian boats attempted to command the tanker to shut down its engines and prepare for boarding, but the tanker accelerated and maintained its course, expected to arrive at Bahrain's Sitra port on February 5 [3] - The "Stena Imperative" had previously joined the US Navy's tanker security program, allowing it to operate commercially while being ready for rapid deployment during crises or conflicts [3] Group 2 - The US military's Central Command reported that the USS McFaul, a guided missile destroyer, responded to the situation and escorted the tanker with support from the US Air Force, leading to a de-escalation of tensions [3][4] - Recent tensions between the US and Iran have escalated, with reports of an Iranian drone going missing during a routine reconnaissance mission, which had successfully transmitted images before losing contact [3] - An Iranian source confirmed that a drone, identified as "Witness-129," was conducting legitimate reconnaissance tasks when it lost contact, with investigations ongoing to determine the cause [3][4]