1.   Broadcast network anchor positions rarely open up.

2.   But most of the women working in television news moved up through the ranks as reporters, reaching anchor positions only after years of experience.

3.   The announcement signaled the start of a generational shift for the three major anchor positions.

4.   ABC is not expected to try and block her departure for the more lucrative anchor position.

5.   While evening news ratings steadily declined for more than two decades, its anchor position is still considered the marquee job in broadcast journalism.