A fourth person, a 19-year-old man, has been arrested over the death of a man who was found seriously injured outside his home in North Ayrshire.

John Taylor, 44, was found seriously injured on Pollock Crescent in Kilwin at around 1.55pm on Friday. He was pronounced dead at the scene.

Two men, aged 26 and another aged 19, had already been arrested and charged in connection with the death.

A 53-year-old man who was also arrested has been released pending further investigations.