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.
Fifteen newly-married couples from China pose for photographers at the Parc des Eaux-vives in front of Lake Geneva, in Geneva.
Kevin Rhodes, participates in the first annual Mudquest Family Adventure at Old Settlers Park in Round Rock, Texas, on Saturday.
Residents of the Mississippi River floodplain are sandbagging or evacuating as the flood crest pushes south. It will pass Memphis on Tuesday and hit southern Louisiana on May 23.
Mississippi River at record level in Memphis, Tenn., where some areas are already underwater. It's expected to get higher, with floodwaters to linger for days. Evacuations are under way.
Evacuations and closed highways are a taste of what is in store for Memphis, Tenn., as the Mississippi rises. Farther south, Jackson, Miss., residents are already being asked to evacuate.
In broad areas of the Midwest, April rainfall was four times normal. Now floodwaters are flowing down the Mississippi, inundating farms and threatening to break records more than 70 years old.
Two pickup trucks are surrounded by flood water outside a garage in Memphis, Tenn., on May 8. Memphis residents were being told to flee their homes for higher ground as the mighty Mississippi River edged toward the city, threatening to bring more flooding to parts of an area already soaked.
Gas prices surge above their 2008 highs in four Midwest states, West Virginia, and Hawaii. Supply disruptions and seasonal factors are behind the region's abnormally high gas prices.
On Monday evening, the Army Corps of Engineers will flood farms in southern Missouri to save river towns, after a legal challenge by the Missouri attorney general failed Sunday.