The covertly-recorded tapes of Macedonian officials' conversations that the opposition says it plans to publish soon could undermine the official story about the six men convicted of the murders at Smilkovci Lake near Skopje in 2012, the head of the opposition Social Democrats, Zoran Zaev, said on Wednesday.
A third meeting of Macedonian political leaders has failed to produce any tangible results, local media outlets say.
Heads of four parties held another round of talks in the country's capital Skopje amid a political crisis, with socialist opposition leader Zoran Zaev demanding the government's resignation in a wiretapping scandal.
The Macedonian government plane carrying Prime Minister Nikola Gruevski to Skopje from Strasbourg has made an emergency landing in Zurich over an unspecified malfunction, MIA news agency reported on Thursday.
The prime minister and the other passengers on board are safe, MIA quoted government spokesman Aleksandar Gjorgiev as saying.
Macedonian PM Nikola Gruevski and opposition leader Zoran Zaev made on Tuesday and Wednesday another attempt at solving the political crisis into which the country plunged earlier this year.
This time, talks were held in Strasbourg, with the EU's regional policy commissioner Johannes Hahn and MEPs Richard Howitt, Ivo Vaigl and Eduard Kukan acting as brokers.