welcome to bbc news. i'm kasia madera. our top stories: two, one, zero... scientists in britain make a major new advance in the quest to generate energy from nuclearfusion. what we have managed to demonstrate is we can create a mini sun, hold it there for a sustained period and get really good performance levels. protests spread across india and beyond, against a ban on the muslim headscarf in some colleges in one southern state. canadian police threaten to arrest lorry drivers who've shut down central ottawa, as anger at mandatory vaccines spreads. and two years of covid restrictions are set to end in england.