Mr. Gasana said he had ordered his committee's "panel of experts to investigate the matter".
In January, the Arkansas Supreme Court ordered the committee to do so.
Pakistan's senate on Tuesday ordered a committee to be formed to investigate the scandal and submit a report in one month's time.
The state news agency WAM said ruler Sheikh Mohammed bin Rashid Al Maktoum had ordered a committee to be set up to look at the emirate's building bubble, which encouraged huge funding but was followed by huge losses when it burst.
United States District Judge James B. Zagel in Chicago ordered the committee to contact the International Olympic Committee and tell it to change the United States roster so Lindland could participate as its 167-pound member.
Professor Brill said the January ruling in which the court ordered the committee to get on with it may make it difficult for its members to grant the long extension.
The episode has become a showdown between Mr. Maliki, who ordered the committee that has been conducting the investigations, and Interior Minister Jawad al-Bolani, who publicly condemned the accusations on Friday, calling them false and politically motivated.
As well as search efforts, Egyptian President Abdel Fatah al-Sisi ordered a committee formed by the civil aviation ministry to immediately start investigating the causes of the plane's disappearance.
Democrats on the Privileges and Elections Committee urged further investigation, but the US Senate ordered the committee's report to be printed, and took no further action.
Saudi Arabia's Crown Prince and Interior Minister Prince Mohammed bin Nayef bin Abdelaziz ordered a committee to be formed to investigate the disaster and present its findings to King Salman, the Interior Ministry said.
