The police used gas and smoke canisters to disperse crowds numbering in the thousands on Tuesday night outside the Phoenix Convention Center as tempers flared around President Trump’s divisive speech at a campaign-style rally here
The tension had started hours earlier. Before Mr. Trump landed here, thousands of supporters and opponents gathered around the convention center
A protester threw a tear gas canister back at the police in Phoenix on Tuesday night.
A protester received first aid after police used tear gas on the crowd.
