international waters. stock markets in europe and the us rebound after days of turmoil between police and supporters of the opposition leader, imran khan, as they try to arrest him at his home. we start in the us, where washington has summoned ambassador after a russian jet fighter collided with an american drone over the black sea. the us military s european command says the russian fighter plane struck the propeller of the unmanned us aircraft, causing it to crash. president biden has been briefed about the invasion of ukraine more than a year ago. the bbc s gary o donoghue is in washington, dc. lets bring you some details of this incident that have been revealed in the statement from we have just heard from pentagon press secretary and just the last few minutes. press secretary and “ust the last few want few minutes. at approximately 703 one of the russian aircraft - one of the russian aircraft struck the propeller of the m 29, causing us forces to have to bring the down
now an investigation is beginning to try and find some answers amongst the wreckage. how many buildings did you serve? professor emily leading the investigation team. she s been getting the latest update from toj. he has found large pebbles invented. do you think they got these aggregates locally because it s got lots of rivers around? yeah, all of them taken from the river. the river pebbles shouldn t be there. they weaken the structure. she s also found some steel bars are smooth instead of ridged, which means the concrete doesn t cling to them again, reducing the strength. this kind of in depth analysis can only be done by having experts on the ground. it s important to get the full