our legal correspondent dominic casciani reports. a light in the dark. cries in the distance. the early hours of december 2022, a fishing boat in the english channel discovers a sinking migrants dinghy. men swim for their lives. 39 saved, at least four drowned. this man in the blue coat, ibrahima bah, accused of their manslaughter. he agreed to pilot the inflatable to england. over two trials prosecutors said he was criminally responsible for the deaths. when it began taking on water he could have taken the dinghy back to france. one of the survivors from that night told the bbc everyone feared they would drown. people stood up inside the boat and then the boat collapsed. i didn t know whether he was a smuggler, a refugee, asylum seeker, but he helped us and he saved us. i don t know what to say. he was speeding the boat in order to get closer to the fishing boat and he also turned or swerved the boat in a way that helped us. and this is why the crossings are so dangerous. t