In what may be their most brazen attack yet, Somali pirates hijacked a Saudi supertanker stocked with oil Saturday, the US Navy said today.

The incident raises questions about the ability of international efforts to thoroughly monitor the dangerous waters off Somalia’s coast, where such attacks have increased by 75 percent this year. Saturday’s seizure is believed to be the biggest ship pirates have nabbed, and the hijacking occurred farther off the coast of Africa than pirates have roamed thus far. Now, “even the world’s largest vessels are vulnerable,” reports the

csmonitor.com