Question: Are The Killers and Ben Folds Five both American groups?

Context paragraphs:
Ben Folds Five: Ben Folds Five are an American alternative rock trio formed in 1993 in Chapel Hill, North Carolina.  The group's members are Ben Folds (lead vocals, piano, keyboards, melodica, principal songwriting), Robert Sledge (bass, contrabass, synthesizer, backing vocals), and Darren Jessee (drums, percussion, backing vocals, songwriter).  The group achieved mainstream success in the alternative, indie and pop music scenes.  Their single "Brick" from the 1997 album "Whatever and Ever Amen" gained airplay on many mainstream radio stations.  During their first seven years together, the band released three proper studio records, one retrospective album of B-sides and outtakes, and eight singles.  They also contributed to a number of soundtracks and compilations.  Ben Folds Five disbanded in October 2000.  They reunited in 2011 and released their fourth album "The Sound of the Life of the Mind" in 2012.

Where's Summer B.?: "Where's Summer B.?"  is a song from Ben Folds Five's 1995 first album, "Ben Folds Five".  It was written by Ben Folds and Darren Jessee.  The song, though up-tempo, deals with the disappointment of returning to a hometown after being away and seeing things much the same as before.

Shut Up and Listen to Majosha: Shut Up and Listen to Majosha is Majosha's first and only album.  This album never made it to CD, and was only ever available on vinyl and cassette.  All songs were written by Ben Folds and Millard Powers except "Emaline", written by both Ben Folds and Evan Olson.  Songs "Emaline" and "Video" later appeared on Ben Folds Five albums, and "Kalamazoo" was released on the Folds solo EP "Super D".

Fear of Pop: Fear of Pop is the name of an experimental recording project by Ben Folds (of Ben Folds Five) and Caleb Southern (Ben Folds Five's long-time producer), along with John Mark Painter (of Fleming and John), William Shatner and others.  Their only album "" was released in 1998.

Ben Folds and WASO Live in Perth: Ben Folds and WASO Live in Perth is a DVD featuring performances by singer-songwriter and pianist Ben Folds, backed by the West Australian Symphony Orchestra.  Filmed over two nights on March 12 & 13, 2005 at Kings Park and Botanical Gardens in Perth, Australia - a venue Folds jokingly refers to as a "luminous green petri dish" - the DVD offers 14 songs from the three major Ben Folds Five albums and Folds' debut solo album "Rockin' the Suburbs".

Brick (song): "Brick" is a song by American alternative rock group Ben Folds Five.  It was released in November 1997 as a single from their album "Whatever and Ever Amen" and later on "Ben Folds Live".  The verses were written by Ben Folds about his high school girlfriend undergoing an abortion, and the chorus was written by the band's drummer, Darren Jessee.  "Brick" was one of Ben Folds Five's biggest hits, gaining much mainstream radio play in the USA, the UK, and Australia in 1998.

The Killers: The Killers are an American rock band formed in Las Vegas, Nevada, in 2001 by members Brandon Flowers (lead vocals, keyboards, bass) and Dave Keuning (guitar, backing vocals).  Mark Stoermer (bass, guitar, backing vocals) and Ronnie Vannucci, Jr. (drums, percussion) would complete the current line-up of the band in 2002.  The band's name is derived from a logo on the bass drum of a fictitious band, portrayed in the music video for the New Order song "Crystal".

Caleb Southern: Caleb Southern (born December 26, 1969) is an American musician and record producer.  He has worked with Ben Folds Five, Fear of Pop and Archers of Loaf.  As of 2002, he lives in Downtown Durham, North Carolina, and is a member of Partners Against Crime, District 5.  Ben Folds has called him the "fourth member" of Ben Folds Five.

Ben Folds Five (album): Ben Folds Five is the self-titled debut studio album by American alternative rock band Ben Folds Five, released in 1995.  A non-traditional rock album, it featured an innovative indie-pop sound, and excluded lead guitars completely.  The album was released on the small independent label Passenger Records, owned by Caroline Records, a subsidiary of Virgin/EMI.  "Ben Folds Five" received positive reviews, and spawned five singles.  The record failed to chart, but sparked an intense bidding war eventually won by Sony Music.  Several live versions of songs originally released on "Ben Folds Five" reappeared later as b-sides or on compilations.

Boxing (song): "Boxing" is a song from Ben Folds Five's 1995 self-titled debut album.  It was written by Ben Folds.  A live version appears on the 1998 album "Naked Baby Photos".  The song also appears in a solo version by Folds on the 2005 download-only album "iTunes Originals - Ben Folds" and in a symphonic version with the West Australian Symphony Orchestra on the 2005 DVD "Ben Folds and WASO Live in Perth", and in an a cappella version on "".

Supporting paragraphs: The Killers Ben Folds Five
Answer: yes