Jenny Gathright

Police in Mobile, Ala. have arrested a 17-year-old in connection with a shooting incident that injured 10 teenagers at a high school football game Friday evening. The suspect has been charged with nine counts of attempted murder.

Updated at 11:09 a.m. ET Sunday

Defying a government ban, thousands of pro-democracy demonstrators returned to the streets of Hong Kong on Saturday and clashed with police throughout the night in one of the most dramatic and violent days of unrest since June, when the protests began.

The worst violence occurred at around 10 p.m. as riot police rushed into a metro station and arrested 40 people.

Police in Hong Kong fired several rounds of tear gas at protesters on Saturday. According to The Associated Press, they were responding to demonstrators who vandalized a police station and threw bricks at it. Tens of thousands of protesters, dressed in black, had convened for a rally — and some reportedly threw a Chinese flag into Victoria Harbour.

Police detained 600 protesters in Moscow on Saturday, according to OVD-info, an independent group that monitors protests and policing in Russia.

Demonstrators in Moscow have been demanding that opposition candidates be allowed to register in city elections. Police arrested more than 1,000 people at an election-focused protest last week.

A shopping center in Plantation, Fla., was rocked on Saturday by an event the town's fire department is calling a "possible gas explosion." It injured approximately 21 people and caused significant damage to multiple businesses. No fatalities have been reported in the immediate aftermath of the explosion.

NPR's Wade Goodwyn reported that the blast, which occurred at the Market at University shopping center, scattered debris for hundreds of yard and blew the roof off one section of the complex. It was reportedly heard and felt from miles away.

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