Police discovered more than two dozen pipe bombs inside a White Plains apartment while investigating an explosive found on a quiet, tree-lined block Monday morning — providing a terrifying answer to the mysterious series of thunderous booms neighbors had been hearing for weeks. Cops arrested Raymond Elders, 65, on several charges, including use of a weapon of mass destruction, after authorities found 25 complete pipe bombs and explosive-making materials at his Odell Avenue apartment, CBS New York reported. Elders was cuffed following an investigation that was sparked when a police officer spotted a mysterious explosive device near his doorway. Cops...