The Cipher Brief Open Source Report for Monday, May 10, 2021

Major U.S. pipeline operator hit with Ransomware attack causing disruptions to its operations; U.S. Navy seizes huge cache of illegal weapons in Northern Arabian Sea; JEDI contract future uncertain; Defender Europe 21 exercise underway in Estonia with U.S. paratroopers from 82nd Airborne; Tensions rising in Eastern Jerusalem as hundreds injured in Al Aqsa Mosque.