The 2012 host faces numerous challenges, including tight budgets, security concerns, and a dearth of homegrown Olympic champions in many sports.
Spain's Olympic hopes soar after recent championship victories suggest that increased investments and better athlete training are paying off.
With a nod to Ian Fleming, 007 takes on Tehran.
Wimbledon's Serb dominance, an armchair scientist's ticket to outer space, Inspector Wexford's renewed sleuthing, and more.
Readers write about credit loans for the higher tax brackets, changes in the National Guard and Reserves, world sports capitals, and the virtue of "flip-flopping."
Despite poor funding and coaching, Serbs are excelling in a variety of sports.
New software combs for clues in al Qaeda tapes, Harry Potter pages, and celebrity waistlines.