Rampaging protesters threw petrol bombs at police and set bank ATMs, cars and shops on fire in central Athens on Saturday, the anniversary of the police killing of a teenager six years ago.
Thousands of demonstrators disrupted New York City traffic into early Thursday after a grand jury decided not to bring charges against a white police officer in the chokehold death of an unarmed black man.
A grand jury decision not to indict a New York policeman over a fatal chokehold underscores how difficult it is to charge an officer in the United States, even when the tactic appears to contradict police department policy and is caught on video.
The white police officer who fatally shot an unarmed black teenager in a St. Louis suburb has resigned, his lawyer said on Saturday, as activists set out on a 120-mile march to protest the killing and a grand jury's decision not to indict him.
Demonstrators shut down a shopping mall near Ferguson, Missouri, at the start of the holiday shopping season on Friday as protests over the killing of an unarmed black teen by a white police officer turned on some retailers around the country.
A man apparently upset about U.S. immigration policy was fatally shot on Friday after firing more than 100 rounds of ammunition at buildings including the Mexican consulate, a U.S. courthouse and police headquarters in the Texas capital, police said.
Thousands of pro-democracy activists clashed with police in running scuffles in Hong Kong's gritty Mong Kok district early on Saturday in a bid to reclaim part of one of the city's largest and most volatile protest sites.
Missouri's governor ordered hundreds more National Guard troops on Tuesday to the St. Louis suburb rocked by rioting after a white policeman was cleared in the fatal shooting of an unarmed black teenager, while the local mayor said the governor did not do enough to protect businesses from looting.
The U.S. Supreme Court on Tuesday agreed to consider whether police officers were required under federal law to accommodate a violent woman's mental disability during an incident in San Francisco that led to her being shot multiple times.
Two men were jailed in Puerto Rico on Wednesday on charges of killing a retired U.S. Army sergeant and three members of his family, as well as attempting to kill the victims' 13-year-old son by beating him and throwing him off a bridge.
District of Columbia lawmakers approved legislation on Tuesday that makes it harder for police to seize assets from people who are not ultimately charged with crimes, a bill that backers say is a model for the rest of the country.
Mexico's government said on Friday evidence suggests that 43 missing trainee teachers were murdered and their charred remains tipped in a rubbish dump and a river in southwest Mexico, based on the confessions of three detained gang members.
Hong Kong pro-democracy protesters clashed with police in the densely populated district of Mong Kok early on Thursday as tensions escalated at one of three remaining demonstration sites for the first time in more than two weeks.
St. Louis County police defended on Monday a no-fly zone imposed over the suburb of Ferguson during August street protests, saying it was for safety reasons, after an Associated Press report said the prohibition was to keep news helicopters away.
Police in Southern California said on Sunday they had made multiple arrests in connection with a hit-and-run accident that killed three 13-year-old girls while they were trick-or-treating on Halloween.
Hong Kong police have been pushed and pulled in all directions during weeks of pro-democracy street protests, obeying orders to clear protest sites, allow protest sites to stay put, push back demonstrators and protect them from attack.
Police in Alabama found a suspected drug dealer who was hiding in tall grass near his home after the man's dog, tail wagging enthusiastically, led officers to him, police said on Thursday.
A hatchet-wielding attacker charged a group of New York City police officers posing for a photograph on Thursday, wounded two, one critically, before the assailant was shot dead, police said.
More than 1,000 protesters shouted slogans at riot police in St Louis in the early hours of Monday near the climax of four days of street rallies and sit-ins over the police shootings of two black 18-year-olds.
Hundreds of protesters gathered outside the Ferguson, Missouri police station late Friday, chanting against police violence and pushing forward a weekend of demonstrations after eight people were arrested in chaotic protests the previous night.
Missouri authorities are drawing up contingency plans and seeking intelligence from U.S. police departments on out-of-state agitators, fearing that fresh riots could erupt if a grand jury does not indict a white officer for killing a black teen.