if there hasn't been a change (in Milosevic's approach) in...
if there hasn't been a change (in Milosevic's approach) in the next three days, the Contact Group's decision to impose an asset freeze will begin to be implemented.
if there hasn't been a change (in Milosevic's approach) in the next three days, the Contact Group's decision to impose an asset freeze will begin to be implemented.