Greta Thunberg apologized Saturday after saying that politicians should be put "against the wall” after some critics alleged that the teen climate activist was advocating for violence against officials. “Yesterday I said we must hold our leaders accountable and unfortunately said “put them against the wall”. That’s Swenglish: “att ställa någon mot väggen” (to put someone against the wall) means to hold someone accountable,” Thunberg tweeted. “That’s what happens when you improvise speeches in a second language. But of course I apologise if anyone misunderstood this. I can not enough express the fact that I - as well as the...