Lead-in Activities Situation 1:Dr.Tom McDivern from Ny is practicing medicine in a rural area in Saudi Arabia.His opening day was booked fully a week ago.But half an hour passed,neither of his first two patients arrived. Lead-in Activities Situation 1: Dr. Tom McDivern from NY is practicing medicine in a rural area in Saudi Arabia. His opening day was booked fully a week ago. But half an hour passed, neither of his first two patients arrived