Hospitals struggle to cope with surge in casualties, as country's president promises to open humanitarian corridors. Al Jazeera's Neave Barker reports from Mykolaivka. Subscribe to our channel http://bit.ly/AJSubscribe Follow us on Twitter https://twitter.com/AJEnglish Find us on Facebook https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/
