Georgia's former Prime Minister Vano Merabishvili (C) arrives for questioning at a regional prosecutor's office in Kutaisi, some 250 km (155 miles) west of the capital Tbilisi on May 21, 2013. Georgian authorities have detained Vano Merabishvili on corruption charges, the most prominent figure to be arrested yet in a slew of investigations against top allies of President Mikheil Saakashvili, prosecutors said today. AFP PHOTO