Iranian whistleblower Dr. Ramin Pourandarjan was killed by a poison salad, says prosecutor, in the fourth explanation of his Nov. 10 death. It's not the first bizarre death in Iranian political circles.
Ayatollah Khamenei, Iran's most powerful man, says he's not convinced by show trials that June election protesters are tools of foreign powers.
Growing unease over conditions of detention for hundreds is helping opposition organize, and exposing some splits in Iran's conservative ranks.
President Mahmoud Ahmadinejad fired his intelligence minister Sunday after being forced to remove his first vice president, a close adviser.