By SAMY MAGDY, Associated Press CAIRO (AP) — Egypt on March 19 displayed recently discovered, well-decorated ancient tombs at a Pharaonic necropolis just outside the capital Cairo. The five tombs were unearthed earlier this month and date back to the Old Kingdom — a period spanning roughly from around 2700 BC to 2200 B.C., as well as to the First Intermediate Period, which lasted for over a century