CNN Promotes Alex MacCallum to Chief Operating Officer

CNN promoted its digital chief Alex MacCallum to chief operating officer, CEO Mark Thompson told staffers in a memo this week, signaling his bullishness on how the executive has led the network's digital-first expansion. MacCallum, who previously served as CNN's executive vice president of Digital Products and Services, "is already playing a crucial role in turning our vision of the future CNN into a reality," Thompson told staffers in a memo on Wednesday. Her new role will have her oversee the network's consumer strategy, implement a new business model, introduce mission-driven . . .