Cash-strapped U.S. Postal Service tests same-day delivery

Thursday, November 22, 2012 | 6:15 p.m. CST

WASHINGTON — Emboldened by rapid growth in e-commerce shipping, the cash-strapped U.S. Postal Service is moving aggressively this holiday season to start a premium service for the Internet shopper seeking the instant gratification of a store purchase: same-day package delivery.