As the United Kingdom remains on high alert, the safety of its politicians is being examined, as the killing of an MP is treated as terrorism. Plus, the impact of high concentrations of fuel on the people of Iqaluit, as the Nunavut capital faces its latest drinking water crisis. Also, marketing mix-ups - the danger of mislabelling Canada's cannabis products and why it's happening across the industry. Meanwhile, why are more Canadians cashing out of the belief that big cities mean bigger earnings? And an Edmonton writer makes her big break with a blockbuster video game franchise.