Bulletin world briefing: Ukraine suffers big freeze and US claims it used ‘sonic weapon’
- Here are five of the biggest stories from around the world today.
- Did the US use a mystery ‘sonic weapon’ during Maduro’s capture?
- Ukraine suffers grim winter freeze as Russian attacks hit energy supplies
- Germany arrests woman accused of giving information to Russian agent
- How a piece of metal could solve mystery of fatal Spanish train crash
- Why bear attacks are rising in this ageing mountain community

