Police have detained three teenagers in connection with two bomb blasts in a packed Istanbul square that killed 17, A newspaper said Monday. Milliyet said the three, aged 16 and 17, were detained in the basement of an apartment close to the scene of the explosions. Police detained them late Sunday following a tip from residents. The three claimed they hid in the basement because they were frightened from the explosions, the paper said. Authorities on Monday raised the death toll from the explosions to 17.