European markets to open lower; oil continues fall; G-7 watched By: CNBC.com News May 26, 2017 at 01:33 AM EDT European bourses are forecast to open lower Friday as slumping oil prices continue to weigh heavy. Read More >> Related Stocks: Camden Natl Corp Europe 350 Ishares ETF Europe ETF FTSE Vanguard FTSE 100 Index France Ishares MSCI ETF GX DAX Germany ETF Germany Ishares MSCI ETF