Spain's Prime Minister Mariano Rajoy pauses during a joint news conference with his Polish counterpart Donald Tusk (unseen) at Moncloa Palace in Madrid July 15, 2013. Rajoy said on Monday he ruled out stepping down after opposition leaders called for him to leave office due to a growing scandal over alleged illegal financing of the ruling People's Party. REUTERS/Sergio Perez (SPAIN - Tags: POLITICS TPX IMAGES OF THE DAY)