Erin strengthened into a powerful Category 4 hurricane in the Caribbean on Saturday and continues to intensify, the National Hurricane Center said.
Hurricane Erin becomes a Category 4 in the Caribbean as the region braces for flooding
toggle caption Alejandro Granadillo/AP
SAN JUAN, Puerto Rico — Erin strengthened into a powerful Category 4 hurricane in the Caribbean on Saturday and continues to... [2721 chars]