Greg Myre

Solo earned the wrath of Brazilians before she arrived for the Olympics. She didn't help her cause by calling Sweden's team 'cowards' after they knocked the Americans out of the tournament.

Thursday's theme was American stars battling each other. Biles topped Aly Raisman as they went 1-2 in the women's all-around. Michael Phelps easily defeated Ryan Lochte in their showdown in the pool.

Kohei Uchimura, who has been the best in the world for seven years, kept his Olympic title in the all-around. American Kristin Armstrong took a third gold in cycling — a day before turning 43.

At 31, Michael Phelps became the oldest swimmer to win an individual event. Katie Ledecky won her second race in Rio. And Simone Biles led the U.S. gymnastics team to a win of historic proportions.

Ledecky won her first gold in Rio and is expected to take home more. Phelps added to his Olympic record, winning his 19th gold in the 4x100 relay. Here are Sunday's highlights.

Russia's para-athletes were caught up in the same scandal as the country's Olympic team. "The anti-doping system in Russia is broken," says the head of the International Paralympic Committee.

The International Paralympic Committee will announce its decision Sunday. Some media reports say that the entire Russian squad is likely to be barred.

Thrasher, 19, topped a field of 50 in the 10-meter air rifle competition on Saturday, winning the first of more than 300 medals that will be awarded at the Summer Olympics.

They are a concise lesson in world history, reflecting wars won and lost, economic growth and decline and a country's overall standing in the world.

American women are poised to win far more medals than any other women's squad in Rio. As part of their relentless rise, they're also expected to outpace the U.S. men.

Russians have been banned in a host of sports at the Summer Games, with track and field, rowing and weightlifting hit the hardest.

Foreign policy is usually a campaign afterthought. But the next president will inherent a raft of global challenges, from ISIS to trade deals to a pivot to Asia.

You can't follow everything in Rio, but you want to catch the highlights. Here's a guide to the American athletes and events likely to produce the most memorable performances.

The Paralympic Committee said it's investigating 35 "disappearing positive samples" among disabled Russian athletes. The committee plans to announce by Aug. 1 whether it will ban Russia.

At the 2014 Winter Games in Sochi, the Russians traded dirty urine samples for clean ones by passing them through a hole drilled into the wall of the anti-doping lab, according to an official report.

Turkey's president named an elderly, reclusive cleric, Fethullah Gulen, as the man behind the uprising. But Gulen, who used to be a close to the president, denied any role.

President Recep Tayyip Erdogan and his government appeared to regain control Saturday after rebellious troops occupied parts of the capital, Ankara, and Istanbul, the largest city.

The 2002 classified report was a source of speculation for years. It points to possible contact between Saudi officials and the Sept. 11 hijackers, but draws no conclusions.

After three major terror attacks and several near misses since last year, France now appears more vulnerable to extremists than any Western country.

The Americans and Russians are both waging air campaigns against the Islamic State. But the two powers are deeply suspicious of one another and have different goals for Syria's future.