RIYADH: Saudi Arabian stocks may witness another volatile day as Russia launched military action against Ukraine this morning, pushing oil prices to record highs. Brent crude touched $100 a barrel for the first time since 2014, rising 4.2 percent $100.9 as of 7:20 a.m. Saudi time. US benchmark WTI went up to $96.07 a barrel. At the close of Wednesday’s trading, Saudi bourse