Kosovo worked to shore up water and power supplies on Saturday and stepped up security at strategic sites after an explosion hit a canal that sends water to its two main power plants, an incident Pristina labelled a "terrorist act" by neighbouring Serbia.

Kosovo police have detained eight people suspected of being part of the attack, according to Interior Minister Xhelal Svecla. A big cache of weaponry, ammunition, military and police uniforms, cash and other items were confiscated at 10 locations in the north.

By Valentina Dimitrievska in Skopje Eight people have been arrested in connection with what Kosovo police have classified as a terrorist attack on a water channel in northern Kosovo at the end of last week.