Ukraines parliament
Ukraine pro-Russian rebels swap prisoners
The exchange is one of the first moves to implement the peace deal reached on 2 February.
Kiev said it had reached a mutual understanding with Moscow on parts of a plan for ending violence.
Pro-Russian separatists shot down a Ukrainian army helicopter, killing 14 soldiers.
Calm has been restored to Donetsk after violent clashes following the election of Petro Poroshenko.
Petro Poroshenko rejected talks with 'terrorists' & moved towards a military campaign in the east.
US sanctions were aimed, Washington officials said, at Putin's “cronies”.
Oleksander Turchinov called for government forces to relaunch an offensive against pro-Russian rebels.
Ukraine’s security said separatists occupying the security headquarters had planted bombs in the building.
Viktor Yanukovich has taken refuge in Russia and denied ordering the shootings.
US and EU imposed personal sanctions on Russian and Crimean officials involved in the seizure of Crimea.
John McCain has called for his country to provide long-term military assistance to the Ukraine.
Voting in Crimea is proceeding without any major reports of disruptions although tensions are increasing.
Valeriy Sushkevich said the meeting was "profound, long and substantive", but refused to comment further.
The military observer mission was turned back twice before, but this was the first time shots were fired.
Around 15,000 Russian troops are reportedly in Crimea urging Ukrainian forces to surrender.
The US president has warned Russia military intervention in Ukraine would lead to costs as tensions rise.
Armed men seized the regional parliament in a mainly ethnic Russian region and raised the Russian flag.
Ukraine’s protest leaders named the ministers they want to form a new government
Viktor Yanukovich was ousted after protests in which demonstrators were shot by police snipers.