Bike Sharing Rapidly Expanding Across U.S.

Bike sharing is on the rise, particularly in Washington D.C. and New York City, the AP reports.
Officials warn that cities eager to jump on the bandwagon should makes sure they have good infrastructure, like bike lanes, before launching a sharing program.

Boston and San Francisco have bike share plans in their future and D.C.'s program is almost too popular, with bike's only available to early risers.