 HAMILTON, Bermuda--BUSINESS WIRE--Valaris Limited NYSE: VAL announced today that it has been awarded a 200-day extension to its bareboat charter agreement with ARO Drilling for VALARIS JU-250 Bob Palmer, a heavy-duty ultra-harsh environment jackup. The extension is in direct continuation of the existing contract and, as a result, the VALARIS JU-250 is now expected to be under contract through the end of 2021. ARO Drillings contract with Aramco has been extended for the same period. About 