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 the Republican presidential candidate's plans.

Polish President Andrzej Duda and the U.S. presidential candidate from the Republican Party Donald Trump may meet in the state of Pennsylvania. In the event of

Donald Trump and Polish President Andrzej Duda are scheduled to attend the same event this Sunday in Pennsylvania, a battleground state in this year's presidential election, as Trump seeks to tap into the Polish-American vote.