Winners of the 40th anniversary American Music Awards, presented Sunday at the Nokia Theatre in Los Angeles:
Artist of the year: Justin Bieber
New artist of the year: Carly Rae Jepsen
Pop/rock female artist: Katy Perry
Pop/rock male artist: Justin Bieber
Pop/rock band, duo or group: Maroon 5
Pop/rock album: Justin Bieber, "Believe"
Country female artist: Taylor Swift
Country male artist: Luke Bryan
Country band, duo or group: Lady Antebellum
Country album: Carrie Underwood, "Blown Away"
Rap/hip-hop artist: Nicki Minaj
Rap/hip-hop album: Nicki Minaj, "Pink Friday: Roman Reloaded"
Soul/R&B female artist: Beyonce
Soul/R&B male artist: Usher
Soul/R&B album: Rihanna, "Talk That Talk"
Alternative rock artist: Linkin Park
Adult contemporary artist: Adele
Artist, Latin: Shakira
Artist, contemporary inspirational: tobyMac
Artist, electronic dance music: David Guetta