Besides the hooked-hand Hamza, the others who were extradited are Adel Abdul Bary, Khalid al-Fawwaz, Babar Ahmad, and Syed Talha Ahsan; the last two of whom pleaded not guilty in a US court where they were produced soon after their arrival in the US.
The ceremony was scheduled to be held on Monday, but President Alvi had refused to administer the oath to the lawmakers, compelling the government to postpone it.
Pakistan on Friday made it clear that it will not "extradite" alleged Indian spy Kulbhushan Jadhav and said that more information on him has been sought from India.
The International Cricket Council released the provisional squads of the 12 teams for next year's World Cup in Australia and New Zealand on Friday. However, co-hosts Australia and minnows Ireland decided against releasing the provisional list although they submitted 30 names to the parent body within the stipulated deadline.