In a joint statement on the 25th anniversary of the downingof Pan Am flight 103 in which 270 people were killed, the threegovernments said were determined to unearth the truth behind thedeadliest such attack in Britain.
"We want all those responsible for this most brutal act ofterrorism brought to justice, and to understand why it wascommitted," they said in the statement, issued by Britain'sForeign Office.
"We are committed to cooperate fully in order to reveal thefull facts of the case," the statement said. "We will allprovide full support to the investigation team to enable them tocomplete their enquiries successfully."
The Tripoli government, trying to establish its authorityafter NATO air power helped rebels overthrow Muammar Gaddafi in2011, wants to show its willingness to help its Western partnersclear up the many unanswered questions about Lockerbie, anattack which for years kept Libya an international pariah.