The ex-porn star called Hamas freedom fighters
terrorist attack
The top diplomat called the attacks "an abhorrent act"
Ukraine denied any involvement in the attack
The victim had suffered several knife wounds and was hit in the neck area
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Anti-terrorism officers were investigating
The suspect, about 20 years old, was arrested on the spot, the media reported
One more act of Islamic terrorism
The man arrested has psychological issues
He was shot and killed by police