Dhaka, July 26 -- US President Donald Trump was due to arrive in Scotland on Friday for a mix of diplomacy, business and leisure, with a huge security operation swinging into place and protests planned near his family-owned golf resorts. The president, whose mother was born in Scotland, is expected to split his time between two seaside golf courses bearing his name, in southwestern coastal Turnberry and Aberdeen in the northeast.Air Force One carrying the president and White House staff was due to arrive around at 8:20 pm local time (1920 GMT) and Trump has no public events scheduled for Saturday or Sunday, the White House said.Police Scotland, who are bracing for mass protests in Edinburgh and Aberdeen as well as close to his golf courses,...