The House Intelligence Committee said it wanted to see the evidence by 20 March.
The two leaders were scheduled to meet at the White House on 14 March, but will now meet on 17 March.
Amadou stood against President Mahamadou Issoufou in elections in March, 2016.
This is not the first time Pyongyang has threatened to launch an attack on annual drills.
The country has reportedly deployed a special forces unit through Egypt.
The American Healthcare Act would however offer estimated savings of $337bn to the federal budget by 2026.
The press secretary tried to suggest that Trump meant other forms of surveillance.
The Netherlands had previously warned its citizens not travel to Turkey amid referendum security concerns.
The Izumo, which cost $1bn, can carry a crew of over 400 and can be used in anti-submarine warfare.
Perepilichnyy was named as the source for a probe into an alleged Russian money-laundering operation.
The far-right leader squared off with Rutte in a debate in Rotterdam.
Erdogan accused Dutch politicians of behaving like 'Nazis' and compared Netherlands to 'banana republic'.
One leader just starting out at president, the other battling to win their fourth election
If the second IndyRef campaign follows the same trajectory as the first, we'll have an overwhelming majority.
With two days before the vote, the front runners debated healthcare, immigration and the economy.
UK prime minister says call for second Scottish referendum will cause 'huge uncertainty' during Brexit talks.
Inside Mosul's antiquities museum, which once housed priceless Mesopotamian artefacts dating back thousands of years.
Watch woman shoot rapid-fire questions at Spicer as he visited a Washington DC store.
More than 80% voted for independence in the symbolic vote.
First Minister warns of the economic threat of Brexit - but economic implications of independence are far worse.
First minister of Scotland made the surprise announcement to the media in Edinburgh.
Row comes after Israeli PM claims Tehran is attempting "to destroy the state of the Jews".
Protests in Rotterdam and Istanbul came after Netherlands stopped Turkish politicians holding rallies due to fears that tensions might spill over into expat communities.
Isaiah Acosta has seen one of his songs come to life with the help of another rapper.
Florida resort will provide backdrop for first meeting of superpower leaders since Trump became US president.
Buhari likely to return to the UK, where he already spent 51 days to undergo medical tests.
SNP leader wants to hold the ballot between Autumn 2018 and Spring 2019.
Riders were pushed and pulled across the streets by 100kph winds at an international cycling event in South Africa.
A diplomatic spat has broken out between Turkey and several EU countries, after pro-Erdogan rallies were banned in European countries.
Parrikar's swearing-in ceremony as Goa chief minister is expected to take place on Tuesday, 14 March.