A farmer in Bowness-on-Windermere is urging dog owners to keep their pets on a lead after two of his sheep were attacked.
The National Park is concerned attacks like these could damage the relationship between walkers and land owners.
Some viewers might find pictures near the start of Fiona Marley Paterson's report disturbing.
More top news
Sandy Murray, of Police Scotland, was was giving evidence at the trial of a bus driver who denies killing Ryan Baird by dangerous driving.
34-year-old Christopher Peck was involved in a head-on crash with a drunk driver. His funeral has taken place in his hometown, Workington.
The arrests come weeks after a much-publicised series of appeals to mark the 30th anniversary of the 18-year-old's death.