Caterpillar is selling a whole mess of bulldozers and other heavy equipment, despite a slowdown in the U.S. market. Alisa Roth digs in to what's keeping the company pushing forward.
Nigeria is Africa's most populous nation and biggest oil producer. So its presidential election this weekend will have an impact throughout the continent. Kai Ryssdal talks about it with Africa expert Michael Watts.
A lot of us are in our gardens putting in flowers and other plants, and we end up with lots of non-recyclable plastic pots. But some growers are experimenting with greener alternatives. Janet Babin reports.
New York City's Mayor Bloomberg is expected to announce a proposal to charge drivers entering busy parts of Manhattan as much as $8 for the privilege. Ashley Milne-Tyte reports.
The front-runner in France's presidential election, Nicolas Sarkozy, has taken his campaign to what he calls France's seventh-largest city — London. Stephen Beard reports.
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