The Calgary Police Service headquarters in Calgary, Alta., Thursday, April 9, 2020. THE CANADIAN PRESS/Jeff McIntosh CALGARY – Police in Calgary say they have charged a man in one of a series of alleged hate-motivated attacks in recent weeks. Investigators say they have heard from several cultural and racialized communities that are worried about their safety and well-being after the attacks. Several investigations are underway and police have now laid charges in a case last weekend where a woman and her son were approached on an LRT platform. A man allegedly pushed the boy and began following the mother until she was helped by a bystander. She believes she was racially targeted