Canal ranger Mark Baker (pictured) says they don't know why it started sinking. It is possible the contractors who were doing the tree surgery work dropped heavy logs into the boat and pierced the hull. Or it might have simply rusted through over the years.
More top news
Thousands of music lovers have been at Powderham Castle just outside Exeter for the first day of the Big Weekend festival.
Crowds at Exeter's premiership final against saracens this afternoon paid tribute to an Army Captain who died during the London Marathon.
As Exeter Chiefs prepare for their biggest game in 6 years Bob Crampton talks about his love of rugby.