Clark, who was called America's oldest teenager because of his boyish looks, popularised rock 'n' roll music through long-running dance show American Bandstand.
The suspect, Eric Justin Toth has replaced Osama bin Laden in FBI's most wanted list, 11 months after the world's most wanted terrorist was killed in Abbottabad, Pakistan.
India has issued a tsunami alert to the Andaman and Nicobar Islands and coastal regions of Tamil Nadu and Andhra Pradesh after strong tremors were felt in different cities including Chennai, Bangalore, Kolkata, Mumbai and Thiruvananthapuram.
As UN prods Syrian President Bashar al-Assad to stick to deadline for ceasing hostilities, clashes between the rebels and the government forces spill over border into Turkey and Lebanon.
