bbc news. studio in singapore, this is bbc new- welcome to bbc news. our top story today: the us defence secretary says he had a rare phone call with his russian counterpart in the aftermath of a collision between a russian fighterjet and a us drone. the race is now on to recover the wreckage of the drone which is thought to be 1,200 metres deep in the black sea. russia has also said it will try to find the wreckage. meanwhile, america s top general said the whole incident was a result of russia s increasingly aggressive behaviour in the area. us defence secretary lloyd austin gave this update earlier. asi as i have said repeatedly, it is important that great powers be models of transparency and communication. the united states will continue to fly and to operate wherever international law allows. and it is incumbent upon russia to operate as military aircraft in a safe and professional manner. our diplomatic correspondent, james landale, has this report from kyiv. this is t
and shares are down across the board. ., ,., board. theo leggett reporting on that story. earlier i spoke to fariborz moshirian, professor of finance and banking at the university of new south wales and the director at the institute for global finance. i asked him what has led to the concerns at credit suisse. the reporter has a well covered theissue the reporter has a well covered the issue here is that credit suisse was always on the watch, if you like, for a number of years, for different reasons. last year they made significant loss. we also know that obviously there are signals for liquidity risks were saudi national bank is not willing for instance to contribute more and the bank is looking for more sources of liquidity. people have been very nervous and what is happening with silicon valley bank and other regional banks in the united