Andy Schleck, the runner-up from the past two years, is leading the overall standings. But Australian Cadel Evans could overtake him before Sunday's finale in Paris.
Garmin-Cervélo, a US squad seeking to transform cycling with a zero-tolerance policy on doping, defied skeptics with an impressive performance in the Alps – including today's Alpe d'Huez climb.
Alberto Contador, coming off two consecutive wins, is the clear favorite. But he's stuck in a legal battle over allegations of doping that could nullify any titles he wins this year.
Police spray Ugandan opposition party leaders with coloured water during demonstrations in the capital of Kampala. President Yoweri Museveni has vowed to crush the protests and blamed rising food and fuel costs on drought and global increases in oil prices.