Published: Mar 31, 2011 10:29 AM EDT
Updated: Mar 31, 2011 7:31 AM EDT

   GENEVA (AP) -Breaking news out of Switzerland this morning.
      A letter bomb has exploded at an office of the swiss nuclear power industry in the northern city of Olten, injuring two people.
  The explosion happened as staff were opening the morning's post in the fourth-floor office of Swissnuclear according to authorities there.
 The two injured  staff members had been taken to a hospital but their injuries appeared to be superficial.
  Switzerland has five nuclear reactors currently in operation.