UPDATE 1-UK Stocks-Factors to watch on Sept 13 By: Reuters: Company News September 13, 2018 at 03:06 AM EDT (Adds company news items and .FTSE) Britain's FTSE 100 index opened unchanged at 7,313.36 points on Thursday. Read More >> Related Stocks: Comcast Corp Glacier Media Inc Royal Bank Scotland Group Plc Silver Predator Corp Skyline Corp