PHOTOS: Brian Mariano and Harry Aikines-Aryeetey on Track in Doha

The track and field season officially begins today with the 2010 IAAF World Indoor Athletics Championships in Doha, Qatar. And you know what that means: Generous slices of track and field beefcake and bulging muscles in track singlets.

Speaking of: The Netherlands Antilles' Brian Mariano and Team Great Britain's Harry Aikines-Aryeetey are ripped in the 60m heats. Mariano placed first in 6.66s and Harry AA took third in 6.72s. Aikines-Aryeetey took bronze at the World Athletics in Berlin and was last seen stretching ... or doing something ... with his muscles. Another image WHEN YOU JUMP ...