Javier Colon won 'The Voice,' a television singing contest, on June 29, beating out 31 other contestants on the NBC show. Mr. Colon was on the team of singing coach Adam Levine and won a recording contract with Universal Republic, $100,000 in cash, and will star in 'The Voice' summer tour starting in July. Lewis Jacobs/NBC/AP
Carson Daly is the host of 'The Voice,' which is the American version of 'The Voice of Holland' and is produced by reality show maven Mark Burnett, of 'Survivor' fame, and Jon De Mol of 'Big Brother.' Mr. Daly rose to prominence as an MTV VJ on the show 'TRL,' and has hosted NBC's 'Last Call with Carson Daly' since 2002. Matt Sayles/AP
Winner of four Grammy Awards and named one of the 100 Greatest Singers of All Time by 'Rolling Stone,' Christina Aguilera was one of the contestant coaches on 'The Voice.' The show starts with a blind audition, during which the coaches can only hear, not see, the contestants, and must choose according to the best voice. Matt Sayles/AP
A vocal powerhouse known for his work with Gnarls Barkley, Cee Lo Green was a coach on 'The Voice.' Mr. Green sings, raps, writes songs, and produces music. Mario Anzuoni/Reuters
Adam Levine is a singer-songwriter and musician who serves as a coach on 'The Voice.' He's best known for his work with the band Maroon 5. Mr. Levine distinguished himself by coaching Javier Colon, who won the 2011 contest on 'The Voice.' Matt Sayles/AP
Blake Shelton, a country artist, was a coach on 'The Voice.' He has had nine No. 1 country hits, including 'All About Tonight' and 'Honey Bee.' Matt Sayles/AP
Beverly McClellan reached the finals of 'The Voice' and was mentored by coach Christina Aguilera. Ms. McClellan plays more than 10 instruments and has released five independent albums. Lewis Jacobs/NBC/AP
Frenchie Davis was a semifinalist on 'The Voice' and a member of Christina Aguilera's team. Ms. Davis performed on Broadway in the musical 'Rent' and was a contestant on the second season of 'American Idol,' but was disqualified because of a revealing photo that was taken of her earlier in her career. Jen Lowery/Splash News/Newscom
Vicci Martinez was a finalist on 'The Voice' as part of Cee Lo Green's team. Ms. Martinez has opened for or shared the stage with stars such as Sting, Annie Lennox, B.B. King, the Doobie Brothers, and Etta James, and has recorded several albums. Adam Sayles/AP
Nakia Reynoso, who goes by the name Nakia professionally, has a bluesy voice and was a semifinalist on 'The Voice,' with Cee Lo Green as his coach. Nakia became Cee Lo Green's protegee after singing Mr. Green's song, 'Forget You.' Jeff Christensen/AP
Casey Weston was coached by Adam Levine on 'The Voice' and became a semifinalist. During the audition, after failing to impress the coaches with her performance of ‘The Climb’ by Miley Cyrus, Ms. Weston got a second chance. Her performance of Keith Urban's song ‘Stupid Boy’ won her a spot with Mr. Levine. Kathy Hutchins/Newscom
Dia Frampton, protegee of coach Blake Shelton, was the finalist who finished closest to eventual winner Javier Colon. She says she only auditioned for 'The Voice' because a friend convinced her to; she is not a fan of reality shows. She has been touring in a band with her sister for years. Matt Sayles/AP
The fact that Xenia, coached by Blake Shelton and a semifinalist on 'The Voice,' had singing talent was unknown to most of her high-school friends before she competed on the show. The 16-year-old was widely regarded as the most-improved singer on the show and learned to overcome her shyness about performing. Pacific Rim Photo/Newscom
Boko Haram militants were forced to retreat from the town of Michika after Chad deployed airstrikes against them. The African Union said Friday that members should stand up a 7,500-member multinational military force to counter the militants' threat.
ByPaula Rogo, Staff Writer
Chad's military used airpower and ground troops to force Boko Haram militants out of a Nigerian border town on Thursday, the first such victory since Chad joined a regional campaign against the jihadist group.