COVID-19 vaccination appointments booked to stop showing up at coronavirus vaccine clinics.A spokesperson with the city tells Global News that “many people” are coming to clinics without a booking, leading to crowds forming outside the sites.While the city opened up bookings to anyone in the city aged 90 and older earlier this week, all available bookings have already been taken, the city announced Friday.Mayor Jim Watson said Thursday that 1,958 residents in the 90-plus cohort had booked vaccine appointments on the first day lines were open.As of last evening, @OttawaHealth is reporting 1958 residents who are 90 or older have booked an appointment for their COVID-19 vaccine.