The latest carnage in the eastern Ukrainian city has prompted the West to ratchet up pressure on Russia.
Paulina Vega of Colombia was named the 2014 Miss Universe winner on Sunday
Lizard Squad, the group that says it is responsible for the online attack, disputed the airline's claim.
Fighting has escalated in eastern Ukraine in recent days, and Russian President Vladimir Putin has blamed Kiev.
At least 30 people were killed and 83 others wounded after an attack on civilian neighborhoods Saturday in Ukraine's strategic port of Mariupol.
The death toll from an attack in Mariupol has been raised to 30.
Volunteers bearing aid are the only thing remaining between the city of Donetsk and starvation.
The attack comes after Donetsk rebel leader's announcement that the rebels will increase the offensive against government forces.
Last year, the Russian Supreme Court had declared the Ukrainian nationalist organizations as extremist.
Ukraine's pro-Russian rebels pushed government forces from a significant airport and appear ready for more action.
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The retreat could spell the end of hostilities at the airport, but fighting has migrated to surrounding areas.
While conducting joint exercises with Ukrainian forces, U.S. troops will train them to defend against Russian artillery.
An OSCE report found no weapons cross at two Ukraine-Russian border points, but local complained of a lack of aid.
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Poroshenko held a panel of a bus he said was hit by a Russian-supplied rocket as a "symbol of the terroristic attack on my country."
The foreign minister's statement comes after Kiev accused Russian forces of attacking its troops in eastern Ukraine on Tuesday.
"#YesWeTan" trended as Internet users feared President Obama would wear a tan suit during the 2015 State of the Union.
The head of U.S. Army Europe will discuss joint exercises and training with Russia's enemy.
Obama's speech comes nearly three months after Democrats lost the Senate and House to GOP lawmakers.
Tuesday's speech is expected to go light on foreign policy despite the myriad issues facing the world.
Video from a pro-Russian TV station may prove that Russians are fighting in East Ukraine, trying to take control of the strategic site.