Shots were fired and police shouted through bullhorns for protesters to disperse, witnesses said, as chaos erupted in Ferguson, Missouri, which has been racked by protests since an unarmed black teenager was shot by police last week.
Hundreds of protesters fled to safety after authorities fired canisters of smoke to disperse them hours ahead of a planned midnight curfew.
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Showers ease in the north tonight, with it becoming very warm in the southeast tomorrow.
A mass inhalation of "hippy crack" was carried out in the shadow of Parliament on Saturday in protest at the Government's drug policy.
Declan Donnelly is reportedly tying the knot with his manager partner Ali Astall in Newcastle today.