BERLIN—German police detained an Afghan man suspected of stabbing two people to death, including a two-year old, putting immigration back at the center of the campaign for next month’s election.

By Laurie Chen, Mei Mei Chu, Ella Cao and Naveen Thukral BEIJING (Reuters) -China, the world's biggest soybean buyer, has stopped receiving Brazilian soybean shipments from five firms after cargoes