OPEC agrees to cut oil production by 1.2 million barrels a day. Key non-OPEC producers most notably Russia have also agreed to cut their production. Oil futures have risen by 9%. (Market Watch), (Market Watch)
The BBC reports that leaked audio recordings of air traffic tower tapes indicate that the LaMia Airlines flight was running out of fuel near the Colombian city of Medellin. (BBC)
In Democratic Party congressional leadership elections, U.S. House minority leader Nancy Pelosi is re-elected, holding off the challenge by Tim Ryan. Democratic whip Steny Hoyer is also re-elected. Current caucus vice chair Joseph Crowley takes the caucus chairmanship. Linda Sánchez, in a three-way race, is elected the new vice chair. (ABC)
Science and technology
South Africa launches the HVTN 702 trial for an experimental AIDS vaccine, which will involve over 5,400 men and women over the course of four years. (Al Jazeera)