Former Italian Prime Minister Silvio Berlusconi (C ) is pictured as a translator repeats remarks by former US president George W. Bush (not pictured) at the dedication ceremony of the George W. Bush Presidential Center in Dallas, April 25, 2013. US President Barack Obama is in Texas to stand shoulder-to-shoulder with Bush in what could serve as a powerful reminder of the ongoing struggle against terrorism, from the Sept 11 attacks to the Boston Marathon bombings.[Photo/Agencies]