Joe Callaghan

RTÉ Sport contributor

Conor McGregor will be moving up two weight divisions to fight Nate Diaz

Column: McGregor's rise takes unexpected detour

Conor McGregor’s rapid rise through the ranks of the UFC is about to take on a whole new meaning with confirmation early this morning that the world champion will now face Nate Diaz in the hastily rearranged main event of UFC 196.

MMA • 24 Feb 16

Six of Conor McGregor's last 12 professional fights have seen a change of opponent through injury

McGregor forced to wait as destiny leaves his hand

Tuesday should have been another landmark day for Conor McGregor. Instead, the man who loves to tell the world that he "runs the fight game" was forced to again play a waiting game.

MMA • 24 Feb 16

Conor McGregor was back to his trash talking best at the MGM Grand

McGregor predicts early KO against Dos Anjos

Mere weeks after presenting himself as a newly mellow zen master, Conor McGregor was back to the more recognisable 'Manic Mac' version in Las Vegas on Wednesday as he lit the fires for his March 5 showdown with UFC lightweight champion Rafael Dos Anjos.

MMA • 21 Jan 16

For McGregor Inc, victory remains the bottom line

Column: Winning remains bottom line for McGregor

As Conor McGregor's appeal spreads far and wide, with his image reaching the Oireachtas and words filtering through to American college football, winning remains the bottom line for the Dubliner - and still as underdog.

MMA • 14 Jan 16

Conor McGregor: "I don't think there's anyone who does it better than me"

McGregor sets his sights on even greater things

After making good on his promise to dispatch Jose Aldo in quick time, the sky is certainly the limit for Conor McGregor, writes Joe Callaghan.

MMA • 13 Dec 15

Conor McGregor celebrates after his first-round knockout victory over Jose Aldo.

Conor McGregor knocks out Jose Aldo in 13 seconds

Conor McGregor's world domination hit incredible new heights last night as he knocked out Jose Aldo just 13 seconds into the first round to become undisputed UFC featherweight champion at the MGM Grand Garden Arena in Las Vegas.

MMA • 18 Dec 15

Conor McGregor won't lack for support in the MGM Grand Garden Arena

Conor McGregor: I see Jose Aldo 'crumbling'

Things are about to get real in Las Vegas with Conor McGregor and Jose Aldo finally coming face to face and the Irishman is confident of dispatching his opponent in the opening round, writes Joe Callaghan.

MMA • 12 Dec 15

Conor McGregor was in typically bullish form after his workout in Las Vegas

McGregor ready to conquer ‘confused’ Aldo

With the Irish contingent swelling by the hour in Las Vegas, Conor McGregor said that he has "handcuffed" Jose Aldo into the fight that will end his historic reign as UFC champion.

MMA • 11 Dec 15

Bookmakers have Conor McGregor as a slight favourite to depose undefeated world champion Jose Aldo

Zen-like McGregor ready to change the world

Conor McGregor went from manic to Zen master in Las Vegas on Wednesday as he insisted that for the first time in his professional career he has a point to prove - and he's ready to emphatically go prove it.

MMA • 10 Dec 15

Frampton ended up a unanimous decision winner over Alejandro Gonzalez Jr

Frampton retains world title with battling display

Carl Frampton retained his IBF Super Bantamweight world title with a unanimous decision win over Alejandro Gonzalez Jr in El Paso, Texas after battling back from two first-round knockdowns.

Boxing • 19 Jul 15