The ouster of Prime Minister Imran Khan in a parliamentary no-confidence vote early Sunday set Pakistan on an uncertain political path, with Khan calling on supporters to take to the streets in protest and the political opposition preparing to install his replacement. Khan was brought down after a day of drama and often vitriolic remarks. His supporters accused Washington of orchestrating his ouster and his party walked out of Parliament shortly before the vote. In the end, 174 lawmakers in the 342-seat Parliament voted to depose him, two more than the required simple majority. Khan’s successo…