RBS stake sale dents FTSE, rising pound bites

Royal Bank of Scotland weighed on Britain's FTSE 100 on Tuesday after the government took a loss selling a stake in the bank, while a rising pound after strong services data piled extra pressure on the internationally-exposed index.Shares in RBS fell 5.1 percent after the government sold 7.7 percent of the lender for 2.5 billion pounds, realizing a loss of $2.66 billion.