ABC's Jim Sciutto has some great tweet coverage:
Large crowds expctd as Mousavi, Karoubi, & spprtrs march to Neda's grave this pm, the 40th day since her killing
Crowds chanting 'death to the dictator', others saying 'Neda isn't dead, the regime is'
Neda's mother pressured not to attend: 'for reasons I can't say, I cannot attend the ceremony of my own daughter'
Karoubi has joined protesters at the cemetery.
Listen to protest live via cell on persian radio. An incredible window on the scene: http://www.epersianradio.com/