Russia launches a 'massive' missile and drone attack on Ukraine's energy facilitiesScores of Syrians return home after years at camp housing people linked to the Islamic State groupA cargo plane make an emergency landing at Istanbul Airport after front landing gear failsPennsylvania sees fewer mail ballots rejected for technicalities, a priority for election officialsKings of the mountain: Joining a team of 20 St BernardsMexico hit by hours of rolling blackouts due to high temperatures and low power generationCroatia ruling conservatives will form government with a farKenya declares public holiday to mourn flood victimsStudents at the Queen's University Belfast stage sitAnother German politician is attacked as concerns rise over violence ahead of EU elections in June