Rory McIlroy shot 1-under 70 in the first round of the British Open at Royal Portrush that is also serving as a homecoming for the Northern Irish star.

ROYAL PORTRUSH — The Masters took four days to drain the Rory McIlroy fan base of emotional resource. Northern Ireland might well run out of tranquilisers come Sunday should McIlroy get that far. No eight on the card, yet, but tumult aplenty on the opening day in Portrush.

World number one Scottie Scheffler was one stroke adrift, and Rory McIlroy scrambled to a 70 after a rollercoaster round in which he bogeyed the first hole and fought back to three under before fading on the back nine.

Open Championship returns to Royal Portrush in Northern Ireland, the site of Shane Lowry's triumph in 2019. As has been the case all year, the strong favorites entering the tournament are Scottie Scheffler (9/2) and Rory McIlroy (7-1).

The final major of the golfing year takes place this week as the Open Championship takes place at Royal Portrush in Northern Ireland – with Rory McIlroy and Tommy Fleetwood both teeing off

Rory McIlroy grew up in Holywood, Northern Ireland, and learned to play golf at Holywood Golf Club. I visited and took the "McIlroy Tour."

What time does Rory McIlroy tee off at The Open? Start times, how to watch, prize money and latest odds - Masters champion targeting second career Claret Jug on home turf in Northern Ireland

Rory McIlroy is back at Royal Portrush for the Masters and admits he was taken aback by the volume of support he received when he played in his homeland six years ago