WASHINGTON, Sept 19 (Reuters) - Donald Trump's joint appearance with Polish President Andrzej Duda in the battleground state of Pennsylvania has been canceled, according to a source familiar with ...

US presidential candidate Donald Trump cancelled his meeting with Polish President Andrzej Duda without giving a reason but did post a message of support on social media. US presidential candidate ...

FILE PHOTO: Republican presidential candidate and former U.S. President Donald Trump greets Polish President Andrzej Duda at Trump Tower in New York ...