SAN JUAN — A 4.6 magnitude earthquake struck near Puerto Rico around last night, the U.S. Geological Survey said. The quake hit at 11:07 p.m. Tuesday about 5.59 miles (9 kilometers) southeast of Guanica at a depth of 62.13 miles (10 kilometers). It was followed by several aftershocks, including a magnitude 5.0 temblor minutes later. […]