European indices pause the rally fuelled by the European Central Bank's large scale quantitative easing as investors are cautious after the Greek vote on Sunday. Now all eyes are on the FED's interest rate decision tomorrow to get an indication on when interest rates might rise.

The FTSE 100 index is currently trading +0.02% quoted at 6,853.92 points. Markets participants await data on U.K's GDP due at 09:30 GMT. Germany's DAX 30 lost -0.20% trading at 10,776.48 close to its all-time highs despite Siemens' disappointing quarterly earnings. France's CAC 40 declined by -0.26%, currently trading at 4,662.85 points.

Markets await a set of important U.S. data starting at 13:30 GMT and EUROFIN meetings starting at 10:00.