The World Athletics Championships will dominate the headlines and also the top sports pictures for the week.

Usain Bolt hogged limelight again as he regained his world 100 meters.

He scorched to gold in 9.77 seconds in Moscow on Sunday.

Also Russian pole vault queen Yelena Isinbayeva who qualified comfortably for Tuesday's final will eye yet another gold.

Rediff.com gives a quick tour through BEST Photos of the Week!

England's captain Alastair Cook runs out to bat before the fourth Ashes Test  cricket match against Australia at the Riverside in Chester-le-Street near Durham.

Michael Schrader of Germany competes in the men's decathlon long jump event at the IAAF World Athletics Championships at the Luzhniki stadium in Moscow.

Novak Djokovic ofSerbia dons a wig and dances following his win over Denis Istomin ofUzbekistan at the Rogers Cup tennis tournament inMontreal.

Milos Raonic of Canada hits a return to Juan Martin Del Potro of Argentina during their men's singles match at the Rogers Cup tennis tournament in Montreal.

Jason Dufner of the US drops his club after his tee shot on the 18th hole  during the third round of the 2013 PGA Championship  golf tournament at Oak Hill Country Club in Rochester, New York.

Jamaican superstar Usain Bolt was good enough to regain his world 100m title in a surging 9.77 seconds.

Bolt equalled Maurice Green of the US as only man to have won four gold medals in World Championships -- 100m and 200m combined.

Cristiano Ronaldo of Real Madrid tosses a signed ball to a fan after autographing it from the baseball dugout while another fan drops his jersey in an attempt to get it signed after the Guinness International Champions Cup soccer match against Everton at Dodger Stadium in Los Angeles.

Porto's Silvestre Varela (left) fights for the ball with Vitoria Guimaraes's Jean Barrientos during their Portuguese Super Cup soccer match at Aveiro's city stadium.

Serena Williams of the US holds the trophy after defeating Sorana Cirstea of Romania during their women's final tennis match of the Rogers Cup tennis tournament in Toronto.