welcome back. you're watching newsday on _ welcome back. you're watching newsday on the _ welcome back. you're watching newsday on the bbc. _ i'm mariko oi in singapore. our headlines: during a visit to greece, the pope warns europe against "narrow self—interest" over the way countries treats migrants. there've been more protests in europe against covid restrictions, as cases of the omicron variant continue to spread. at the recent cop26 climate summit in glasgow, japan was one of the countries resisting demands for a rapid end to the burning of coal. resisting demands for a rapid that may seem strange, as japan has no coal reserves of its own. but japan is one of the world's biggest coal users, importing more than any other country in the world except china. despite that, the government in tokyo is still promising to reach net carbon zero by 2050. how is that possible? rupert wingfield—hayes has been finding out. i would say that's a totaljoke. that's just ridiculous. this man and his fellow