After the chairman of CBS , Leslie Moonves , announced last month that he was canceling the Wednesday spinoff of the Sunday program because of low ratings , the news division has been struggling to relocate about 75 producers , editors , assistants and others who worked on the weekday broadcast ; at least 40 of them are expected to lose their jobs , with the remainder dispersed to other programs , including the Sunday edition of '' 60 Minutes , '' a senior network executive said yesterday .