The family of Danny Wake, the three-year-old boy who died in a hit and run collision in Darlington last Monday, have appealed for information about the incident.
"We desperately need to know how and why thishappened", they said.
They also said, "Since Monday morning we can only describe our lives as a living nightmare as we struggle to come to terms with the thought of never seeing our boy again.”
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White Rose flags and crowds half a dozen deep met the riders as they swept through the towns and villages of North Yorkshire.
The Black Cats boss has spoken to the media following his side's one nil defeat to Bournemouth which relegated them from the Premier League.
The Black Cats will play next season in the Championship after being relegated from the Premier League.