US President Donald Trump's campaign files suit against secretary of state and some county boards of elections.
Results so far suggest injectable cabotegravir may be 89 percent more effective than pills at preventing HIV infection.
The Trump campaign's voter fraud hotline was reportedly overwhelmed with strange calls after it was launched.
Nikol Pashinyan announces 'painful' agreement with presidents of Azerbaijan and Russia to end weeks-long conflict.
Trial results of Pfizer and BioNTech vaccine candidate ignited hopes that US economy could be on cusp of game-changer.
A 23-year-old law student claims the Australian Office of Financial Management and the Treasury are deceiving investors.
Reported breakthrough in vaccine race welcomed by scientists and leaders, but experts caution many questions remain.
States can begin certifying their results as soon as tomorrow in a process driven by the calendar.
Ethiopia's prime minister is stepping up a military offensive in the northern region of Tigray.