1: Cronkite, Bradley, and Safer's first network (3)
2: Man, what an avant-garde US artist! (3)
3: English painter whose work is arresting ... (9)
4: Notice District Governor in the cyperaceous plant? (5)
5: Unsettling sound from eagle's nest (5)
8: Globe's automobile award (5)
9: Bizarre exits are... (5)
11: How to get around doing business, essentially (3)
12: Club with space for some money (3)