11.   The only other incumbent to lose in a primary this year was nine-term Democratic Rep. Matthew Martinez of California.

12.   A California Democratic congressman who blamed party leaders for his sound defeat in the primary this year has joined the Republican Party.

13.   The danger in this strategy was evident on the nights of the New Hampshire and Super Tuesday presidential primaries this year.

14.   The debate over the flag boiled over during the Republican presidential primary this year.

15.   The maverick senator who won some presidential primaries this year before dropping out of that race aims to keep pressure on Democratic Senate candidate Hillary Rodham Clinton.

16.   Trying to reform itself, the PRI even held an open primary this year, won by Francisco Labastida.