Article content Expanded hours at COVID-19 assessment centres in Lambton have made a difference, but delays remain amid high demand and appointment no-shows, local health officials say. “It’s just another reminder to folks – sometimes people are booking multiple sites and not going back in to cancel,” said Bluewater Health vice-president Laurie Zimmer, “and then all of those sites have the appointments blocked and people can’t get access.” We apologize, but this video has failed to load. Try refreshing your browser. COVID test no-shows causing delays Back to video She estimated about 10 per cent of appointments per day are no-shows, noting current wait times are about a day after booking.