Covid puts substitute teachers in high demand and short supply

Schools across the US scramble to fill vacancies created by a teacher shortage and Covid-related absences

Henry Leckenby, 54, recalls a feeling of scarcity when he first started working as a substitute teacher. Each morning, he jumped on the computer first thing to see which assignments were open that day.

Now, he has his pick of jobs he wants to take and schools he wants to work in.