Shea Downey and Patrick McGurk are on for Derry with Eoin McEvoy and Diarmuid Baker going off.

Tomas McCann is on for Antrim in place of Dominic McEnhill.

It's double scores again as Conor Doherty kicks over for Derry. The holes are getting bigger in that Antrim rearguard.

Antrim's Kavan Keenan receives a yellow card for a late hit out on the sideline.

Niall Burns takes his personal tally to 1-3 for Antrim.

As has been a common theme, Derry instantly respond and this time it's with a goal. Niall Loughlin almost scores a third goal but is denied smartly by John McNabb. Conor Doherty collects the loose ball and fists over.

Paul Cassidy for Derry

Leading by example, McCabe kicks a gigantic two-pointer against the wind.

Superb turn of pace from the lively Murray, he tees up Shane McGuigan and he easily splits the sticks.

Antrim captain Eoghan McCabe does reply for his side and the deficit is back to seven but Derry race down the other end and Lachlan Murray stretches the advantage back to eight.

Step forward Shane McGuigan to end the Derry drought.

Antrim you feel need the next score.

Pat Shivers shakes off a tackle, but he also drags his shot wide. No score as of yet in the second half with five minutes gone.

Brendan Rodgers has a go from just inside the arc but it dragged left and wide.

Ryan McQuillan is on for Antrim in place of Adam Loughran.

Can the Saffrons turn things around or will Derry stretch further clear?

John McGovern
BBC Sport NI at Celtic Park

A dominant final ten minutes from Derry, who have really turned the screw.

Lachlan Murray has been a constant threat — he could easily have had the Oak Leafers three goals to the good, a real let-off for Antrim heading into the break.

Mark Doran’s men have a mountain to climb if they’re to get back into this.

Owen Mulligan
Former Tyrone forward and All-Ireland winner on BBC Sport

Derry were slow in the warm-up. They were slow at the start.

I think Ciaran Meenagh will be in there and be furious.

Oisin McConville
Armagh All-Ireland winner on BBC Two NI

They've got 10,11,12 scorers on the pitch and on the bench now, and Derry are now not as heavily reliant on Shane McGuigan.

Their first seven scorers were different scorers, and they just seemed to be getting runners and scorers from everywhere in that first half.

Conor Meyler
Former Tyrone player on BBC Two NI

We were always expecting Derry to pull away. Antrim did well at slowing the game down early and taking the intensity away from Derry.

But Antrim were costly in possession. If Derry can turn you over and transition they will punish you - and they did that.

Jack McCarron will start on the bench for Monaghan's Ulster Senior Football Championship quarter-final against Cavan at Clones on Sunday.

Following the earlier issue with the in-stadium clock, it's David Gough's whistle that brings an end to the first half rather than the hooter.

Image source, Getty Images

Here's how Lachlann Murray scored his goal for Derry