A look at the potential causes of Russian plane crash

NEW YORK — Investigators are still trying to determine what led to the sudden and catastrophic breakup of a Metrojet plane Saturday over Egypt’s Sinai Peninsula, just 23 minutes after the Russian-operated jetliner took off from the resort of Sharm el-Sheikh. The Airbus A321-200 was flying at 31,000 feet when the disaster occurred, killing all […]