The BBC's Caitríona Perry explains what steps come after the new president is announced.
The driver of the vehicle was killed and seven people were injured in the explosion in Las Vegas, Nevada.
A yellow weather warning for ice has been issued for the north and west of Scotland as temperatures drop across the country.
CCTV footage shows people leaping out of the way of the vehicle, as it was driven at crowds on New Year's Day.
The Met Office has now issued a yellow weather warning for snow and ice in the county.
CCTV catches moment pick-up truck turns into a busy street in New Orleans killing several people.
The FBI is investigating after a man drove a truck into a crowded party district, killing 15 and injuring dozens.
The aqueduct collapsed and flooded surrounding field after heavy rainfall.
The moment was captured on a webcam in the French Quarter of the city, moments after the attack happened.
The BBC's Anna Adams had been celebrating New Year in the city, just a few hours before the attack.
Police say attacker was trying to "run over as many people as he could".
Graham Wagstaff began making darts aged 15, while on his lunch breaks.
Watch the latest news summary from BBC World News. International news updated 24 hours a day.
Actress Ruth Jones reprised her role on a special day for the Shipping Forecast on BBC Radio 4 to celebrate 100 years of the weather report.
When Jordan Izzett wanted to improve his fitness, he took an unusual approach: racing London’s buses.
The UK followed other European countries with spectacular firework displays, after New Zealand and Australia were the first to celebrate.
Performing arts students open up about the financial barriers to getting into your dream school.
Onlookers line the Embankment in central London for a fireworks spectacular.
Speaking live on BBC Radio 2, Bob Harris pays tribute to his former colleague and friend.
The Gonzaga University sports team was departing Los Angeles when the incident occurred.
