Rebels release four international observers captured over a month ago in Ukraine.<br/> <br />Eight of them were detained in May as they were monitoring an agreement aimed at calming the conflict.<br/> <br />The four were handed over to colleagues at a hotel early on Friday.<br/> <br />The prime minister of the rebels' Donetsk People's Republic says there are no pre-conditions for the release.<br/> <br />(SOUNDBITE) (Russian) ALEXANDER BORODAI, PRIME MINISTER OF THE SELF-STYLED DONETSK PEOPLE REPUBLIC, STANDING SURROUNDED BY REBELS AND SAYING:<br/> <br />"It was a long road and this release is the fruit of goodwill and it was unconditional."<br/> <br />The remaining four are still in captivity. The pro-Russian separatists have said they hope to secure their release soon.
