Dallas police march on protesters armed with riot gear and tear gas

Rocks and tear gas as protesters clash with riot police in Ecuador

Riot police in Hong Kong fire tear gas in latest clashes with anti-government protesters

Riot police fire tear gas at Hong Kong protesters on seventh week of mass marches

Zimbabwe: Riot police fire tear gas, water cannon at protesters

Riots enter fifth night in France as police tear gas protestors

French riot police use tear gas to disperse Bastille Day protesters

Myanmar Protesters Retreat as Riot Police Fire Tear Gas in Yangon

Turkish riot police fire tear gas at Istanbul protesters

Hong Kong police declare China extradition protest 'a riot' as rubber bullets and tear gas fired at crowd

Anti-government protesters face down police in riot gear, blasts from a water cannon and tear gas

Chaotic scenes in Hong Kong as riot police fire tear gas at protesters

Riot police launch tear gas at Yellow Vest protest in France

Riot police fire tear gas at food protesters in Venezuela, Juan Carlos Lamas reports

Halloween in Hong Kong is a monster mash-up of protesters in costume and riot police firing tear gas

Riot police unleash tear gas to disperse Kurdish protesters

Riot police fire off tear gas on protesters in Istanbul

Riot police fire tear gas at Hong Kong protesters on seventh week of mass marches

Albuquerque protesters angry over James Boyd shooting get tear gassed by riot police

WARNING- GRAPHIC CONTENT - U.S. riot police use tear gas, hit Portland protester with batons

Riot police in Thailand fire tear gas and use water cannon at anti-government protesters

K-9 Marco retires from Dallas Police Department after terminal cancer diagnosis

Dallas Police Officer Arrested and Charged in Two 2017 Murders

Dallas police upgrade search for ‘endangered’ missing executive Alan White

Dallas officer charged with shooting death of neighbor

K-Pop Fans Thwarted the Dallas Police Department App During Black Lives Matter Protests

Dallas Police chief says gunman wanted to "kill white people"

Watch as storm-chaser captures first supercell of the autumn in northern Croatia

Cloud of thousands of bats fly out of cave in remote Cambodia

Heroic bystanders save hot air balloon from crash landing in Netherlands

Traffic halts on Sri Lanka road as huge herd of elephants cross en masse

Chinese pedestrian narrowly avoids being hit by truck smashing into shop

Seatbelts help save motorists after car flips over multiple times in northwest China