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.
More top news
Health experts warn that over-cooking starchy foods can lead to formation of acrylamide, a substance that may increase the risk of cancer.
South Korean tech giant says faulty batteries were the sole cause of the fires that caused it to pull the Galaxy Note 7 from the shelves.
Theresa May will is set to launch her new industrial strategy as she chairs her first regional cabinet meeting in the northwest.