FINALLY

Departure: Viewers watching ABC’s daytime series “The View� were told Monday that co-host Lisa Ling will be leaving Dec. 5 to become a reporter for National Geographic Television and Film. Celebrity guests will fill in for her until a new co-host is named.

Arrival: Tom Touchet, who worked at ABC’s “Good Morning America� for more than five years, was announced Monday as the new executive producer of NBC’s rival “Today.�