After Guardian Council nixes almost two-thirds of hopefuls from election, president warns against elections becoming a formality, says public must be reassured

Regime says most are accused of corruption, but opposition paper says moderates and reformists make up lion's share of black list, meaning hardliners will dominate vote

In AP interview, Abbas Ali Kadkhodaei, a member of the Guardian Council controlling all parliamentary legislation, says pulling out of 2015 pact would 'punish' the US