The airline Israir, fly 6H734 from Warsaw to tel Aviv contacted the ground services and requested an emergency landing.
On the website Flightradar24, you can see that the plane was over Ukraine when he changed the route.
According to the website 0404.co.il flight landed at the airport of Kosice in Slovakia.
The report States that it is unknown what forced the crew to communicate with ground services. Perhaps one of the passengers needed urgent medical assistance.
According to the website Ynet, the reason of landing became malfunction in the air conditioning system.