Istomin let out a huge roar of delight when he ensured Djokovic's earliest exit from the tournament in more than a decade.

Australian Open: Djokovic knocked out in second round
Joshua, who won gold at the London 2012 Olympics, wrote "prayer was a solid foundation" alongside hard work, luck, and talent, in the tweet accompanying the picture.

Boxer Anthony Joshua sparks anger for photo in mosque
Aboutrika, dubbed The Magician, is accused of funding the banned Muslim Brotherhood.

Former footballer Mohamed Aboutrika's name added to Egypt 'terror list'
"The stadiums were built by the Chinese who brought in their own workers. That doesn't benefit the population."

AFCON: Football fails to bring relief to Gabon
"Chess is actually developing in Iran and I've been hearing good things. The great thing is that a lot of girls are also interested and they are actually doing better than the boys."

Q&A: Iranian chess player Sara Khadem
Gabon's government has spent hundreds of millions of dollars on stadiums for the 2017 Africa Cup Of Nations. But the state of one stadium in the capital Libreville would suggest not all the money has been well spent.

Gabon: Questions surround unfinished football stadium

Gabon's government has spent hundreds of millions of dollars on stadiums for the 2017 Africa Cup Of Nations. Organisers say the event provides a unique catal...

Away from the glamour and glitz, cricket is played by those less abled and less privileged than their idols.

In Pictures: Cricket beyond boundaries
Mario Pasilic blasted home the final spot kick to give AC Milan a 4-3 victory on penalties after a hard fought 1-1 deadlock after extra time in front of a near-capacity crowd at the Jassim bin Hamad Stadium in Doha.

AC Milan beat Juventus to win Italian Super Cup
Poor infrastructure, poverty, and a desperate lack of opportunity force many families to send their teenage children abroad to earn a living, making them easy targets for traffickers. [ Link ]

Nepal: Football training helps girls stay in school
The long walk from the centre to the spot have been described by many as the longest of their lives.

The psychology of penalty shootouts
"It's a dream come true again. I never thought in my mind to win four times. I'm so happy." [ Link ]

Cristiano Ronaldo beats Messi to win fourth Ballon D'or
"The desire to win medals superseded their collective moral and ethical compass and Olympic values of fair play."

WADA: Over 1,000 Russian athletes involved in doping
"It was hard because us footballers are supposed to be butch and strong, aren't we? It's all banter and changing-room jokes, supposedly. But I'd been having a mental breakdown."

Time to speak out against the abuse in English football
"I spoke with him about a month ago. He said he was going to make a [football] field for us, and he did it. They're working on it now." [ Link ]

Fidel Castro's last goal? A football pitch for kids
A first division football club in Brazil, the Chapecoense team was travelling to Colombia to take on Atletico Nacional in the two-legged final - a match that will no longer be taking place.

Who are Brazil's Chapecoense football club?
"All clubs unite and pray for the people's lives. It all works out! Strength, @ChapecoenseReal #ForçaChape [ Link ]

Chapecoense: Tributes pour in from the football world