Chris Bandrowsky, 20, of Denver, dressed in red, white and blue, gives the thumbs up at DebateFest at the University of Denver in Denver, Colorado, before the first presidential debate between President Barack Obama and Republican challenger Mitt Romney, October 3, 2012. (AP)

Relatives of victims of a fatal ferry collision pay their respects by throwing paper money into the waters off Hong Kong. (Reuters)

A girl dressed as an Islamic Jihad militant watches a rally marking the 25th anniversary of foundation of the movement in Gaza City. (Reuters)

People gather at a steel mill ‘Interpipe Steel’, with an installation created by artist Olafur Eliasson seen inside, in Dnipropetrovsk, Ukraine. Interpipe is a producer of steel pipes in Eastern and Central Europe. (Reuters)

Sri Lankan police keep order among cricket fans waiting to buy tickets for a Cricket World Twenty20 semi-final match in Colombo. Sri Lanka plays against Pakistan. (AFP)

A riot policeman kicks protesters trying to escape arrest during a demonstration in the courtyard of the Defense Ministry in Athens. Greek police clashed with protesting shipyard workers who stormed the Defense Ministry complex in Athens demanding back pay that they were owed. (Reuters)

The Helix nebula, a dying star ies 650 light-years away, in the constellation of Aquarius, is throwing a cosmic tantrum in this combined image from NASA’s Spitzer Space Telescope and the Galaxy Evolution Explorer, which NASA has lent to the California Institute of Technology in Pasadena. In death, the star’s dusty outer layers are unraveling into space, glowing from the intense ultraviolet radiation being pumped out by the hot stellar core. (NASA/JPL-Caltech)

Tourists gather on the Great Wall outside Beijing, October 3, 2012. Major tourist destinations around China are witnessing travel peaks amid the eight-day Mid-autumn Festival and National Day holidays. (Reuters)

A girl cries as a massive hand approaches to her during the Human Body Parts performance, which is part of the Hi Seoul Festival Oct. 1-7, on the street in Seoul, South Korea. (AP)