January 12, 2009
With an estimated two million people likely to attend the historic inauguration of President-elect Barack Obama, authorities in Washington are facing a logistical challenge to put in place fool-proof security arrangements for the January 20 event.
Unprecedented security is being put in place in the US capital as it gears up for the inauguration of its first black President, with police in riot gear and military troops patrolling the streets.
Image: Motorcycle police participate in the rehearsal
Photograph: Jonathan Ernst/Reuters