Remarks were in response to possible Israeli participation in talks between Iran and world powers.
Party has chosen a veteran lawmaker as its new leader, replacing an incumbent elected just two years ago.
Chief negotiator assured the talks despite crises over Israel's settlement expansion plans.
Investigator says former leader did not die a natural death.
Timeframe of illness and death consistent with polonium poisoning.
Says he is "pleased" with discussions, but is extending his trip in bid to salvage Israeli-Palestinian talks.
The U.S. secretary of state is upbeat on talks despite complaints from both sides.
Contested election has turned city into flashpoint for a religious struggle.
Incumbent fighting for his political survival in a race that has become the centerpiece of municipal elections.
Differing views could bode poorly for Israel as the talks gain steam in the coming months.