this is bbc news. i'm rich preston. our top stories: the film director injured in a fatal shooting on the set of an alec baldwin movie speaks about the death of his colleague — as the police investigation continues. italy's former interior minister, matteo salvini, goes on trial, charged with kidnapping — after refusing to allow a migrant rescue boat to dock. covid infections in the uk rise — as a prominent government adviser says he's fearful of another "lockdown christmas." colombia's most wanted drug trafficker is captured — after a joint operation by the armed forces, and the police. riot police block the path of a new caravan of migrants hoping to get to mexico city, and then on to the united states. and the environmental activist greta thunberg talks to the bbc