Trump's tweet from his Florida resort, where he is spending the weekend, came the day after his first meeting with Germany's leader.
Democratic U.S. Senator Michael Bennet came to Mesa County Friday, drawing a crowd of nearly 200 to Colorado Mesa University.
The rulings in Hawaii late Wednesday and in Maryland early Thursday were victories for civil liberties groups and advocates for immigrants and refugees.
Trump took to Twitter early Wednesday to cast doubt on Johnston's account.
The White House said Tuesday that President Donald Trump made more than $150 million in income in 2005 and paid $38 million in income taxes that year.
It was not immediately clear how WikiLeaks obtained the information, which included more than 8,700 documents and files.
President Donald Trump signed a revised travel ban Monday that will temporarily halt entry to the U.S. for people from six Muslim-majority nations who are seeking new visas, though allowing those with current visas to travel freely.
Trump did not offer any evidence or details, or say what prompted him to make the allegation.
Trump tweeted a photo Friday of Schumer at an event with Putin in New York in 2003. The photo shows the two with doughnuts in their hands.