Full tanks and tankers: a stubborn oil glut despite OPEC cuts

By Catherine NgaiNEW YORK/LONDON/SINGAPORE (Reuters) - After the first OPEC oil production cut in eight years took effect in January, oil traders from Houston to Singapore started emptying millions of barrels of crude from storage tanks.Now, many of those same storage tanks are filling back up or draining more slowly than investors and oil firms had expected, according to global inventory estimates and more than a dozen oil traders and shipping sources who told Reuters about storage in facilitie