safe passage for drugs. empty food shelves in the uk. why are some supermarkets having to limit sales of fruit and veg? live from our studio in singapore. this is bbc news. it s newsday. welcome to the programme. we have a tale of two presidents for you this hour from the us and russia. we ll get to the american president joe biden in a moment but first russian leader vladimir putin. he s announced he s suspending russian participation in the last major nuclear arms control agreement with the us. in his two hour state of the nation address, mr putin accused the west of starting the war in ukraine and seeking to destroy russia in a global confrontation. our russia editor steve rosenberg reports. the world according to vladimir putin feels like a parallel universe. who started the war in ukraine? not russia, he says. translation: responsibility - for fuelling the ukrainian conflict, for its escalation, and for the growing number of victims lies fully with the west and, of