J&J asks US FDA to authorize booster shots of Covid vaccine

Brazil surpasses 600,000 Covid-19 deaths: official Wildfires bring home global threat Canada to put federal workers who refuse COVID-19 vaccination on unpaid leave Records show slow response to oil spill White House blocks Trump attempt to withhold documents related to Jan 6 attack Haitians urged on political transition Universal Studios Hollywood requires proof of COVID-19 vaccination or negative test Student taken into custody hours after Texas school shooting J&J asks US FDA to authorize booster shots of Covid vaccine US Justice Dept launches new initiatives on cryptocurrencies, contractor hacks Pulitzer winner slams US media for pushing lab-leak hypothesis Canada urged to review its China policy US losing stature in multilateral institutions US Senate approves temporary lift to debt ceiling, averting default Stocks mostly fall following US jobs report WHO set to jab 40% population of every nation by end 2021 White House says debt limit deal is a positive step forward Canada needs to review its China policy, panelists say Delayed official response to California's oil spill prompts concerns