Question: Are both Paul Baloff and Nick Hexum American?

full_context: Document 1: Gary Holt (musician): Gary Wayne Holt (born May 4, 1964) is an American guitarist from the San Francisco Bay Area. He is a guitarist and the main songwriter for the American thrash metal band Exodus and is also a guitarist for the American thrash metal band Slayer, in which he took over duties for original guitarist Jeff Hanneman, who died in 2013.
Document 2: Nick Valensi: Nicholas "Nick" Valensi (born January 16, 1981) is an American guitarist, singer, songwriter and session musician. He is most famous for his role as lead and rhythm guitarist, as well as occasional backing vocalist and mellotron player, in the American rock band The Strokes. Valensi has also worked as a songwriter and session guitarist with various artists, including Sia, Blondie, Brody Dalle, Regina Spektor and Kate Pierson. In 2013, he founded side-project CRX, for which he acts as singer, songwriter and lead and rhythm guitarist. Their debut album, "New Skin", was released on October 28, 2016.
Document 3: Blood In, Blood Out (Exodus album): Blood In, Blood Out is the tenth studio album by American thrash metal band Exodus. It was released on October 14, 2014 through Nuclear Blast, and is the band's first album with vocalist Steve "Zetro" Souza since 2004's "Tempo of the Damned". The album also saw a reunion with original guitarist Kirk Hammett, who plays the guitar solo on "Salt the Wound". "Blood In, Blood Out" received generally favorable critical reviews, and it entered the "Billboard" 200 at number 38—the band's highest U.S. chart position to date. Exodus promoted the album with its first concert tour with Souza since he left the band in 2004, due to a feud with guitarist Gary Holt.
Document 4: Paul Day (musician): Paul Mario Day (born 19 April 1956, Whitechapel, East London) is a British singer who is well-known as the original lead vocalist of Iron Maiden from 1975 to 1976.
Document 5: Nick Hexum: Nicholas Lofton "Nick" Hexum (born April 12, 1970) is an American singer, songwriter and rapper, currently the vocalist and guitarist for the multi-platinum alternative rock band 311 and The Nick Hexum Quintet.
Document 6: All Mixed Up (311 song): "All Mixed Up" is a single released by 311. It was on the album "311", also known as "The Blue Album". This album was released in 1995 and later went triple platinum, selling over 3 million copies worldwide. The song was co-written by Douglas Vincent "SA" Martinez and Nick Hexum. The duo first started working on the song during the 311 tour supporting "Grassroots". After the tour Martinez wrote the lyrics about feeling "confused and being unfaithful" and Hexum took the song's title from an early Elvis Presley interview in which Elvis claimed he was "all mixed up" over his new-found fame.
Document 7: Nick Oshiro: Nick Oshiro (born July 29, 1978) is an American musician, best known as the former drummer of the industrial metal band Static-X. He has previously played with the South African post-grunge and alternative metal band Seether. He started out with a drumkit made by his father as he stated in an interview with Tama. It was made of pots and pans, of which his father made a whole kit from. Already at the age of nine, he wanted to be a rockstar after seeing a Whitesnake video. He then created a large following in his home town of Las Vegas, Nevada. Leaving Seether in 2003, he joined Static-X as a touring drummer but eventually became a full-time member. While on tour on April 11, 2007 in Abilene, Texas he broke his hand and was back in four weeks. Oshiro uses a Tama drumkit (it is a Starclassic Maple in Blue Galaxy Fade), Sabian cymbals, Vater drumsticks and Remo drumheads. Some of his influences are Abe Cunningham, Morgan Rose and Tim Alexander.
Document 8: I'll Be Here Awhile: "I'll Be Here Awhile" is a single by alternative rock band 311. It is the 12th and closing track on their album "From Chaos". Lead singer Nick Hexum originally wrote it when he was twenty, hence the line in the refrain "Twenty years of age, " though Hexum was thirty when he recorded it. He comments on the interview included on the disc of "From Chaos" that he was living a wild and crazy life at that young age.
Document 9: Bonded by Blood: Bonded by Blood is the debut studio album by the San Francisco thrash metal band Exodus. Although the album was completed in the summer of 1984, it was not released until 1985 due to issues with Exodus and their record label. It is considered one of the most influential thrash metal albums of all time. It is also the only full-length studio album of Exodus to feature Paul Baloff on vocals, though he was also on their "1982 Demo". Baloff was back in Exodus for five years (from 1997 to his death in 2002), and appeared on their 1997 live album "Another Lesson in Violence".
Document 10: Zack Hexum: Zack Hexum (born April 28, 1978) is a Los Angeles based singer-songwriter. He is the younger brother of Nick Hexum, the vocalist for 311.
Document 11: Paul Baloff: Paul Baloff (April 25, 1960 – February 2, 2002) was an American singer, most notable for his time in thrash metal band Exodus.
Document 12: Amber (song): "Amber" is the third single from the band 311's 2001 album "From Chaos". Focusing more on their reggae roots, the song is about Nick Hexum's then fiancee and then Eden's Crush member Nicole Scherzinger. Scherzinger appears briefly in the music video, playing in the ocean with Hexum. Although it is not one of the highest charting singles (hitting number 13 on the Modern Rock chart), it ended up their longest lasting on the Alternative Rock chart and remains their most popular single to date.It is also their only single that received a certification by the RIAA, achieving Gold status. It is considered to be the band's signature song along with "Down".
Document 13: Paul Di'Anno: Paul Andrews (born 17 May 1958), better known by his stage name Paul Di'Anno, is a British singer best known as the first vocalist to record with heavy metal band Iron Maiden, from 1978 to 1981.
Document 14: Nick Waterhouse: Nicholas Ryan "Nick" Waterhouse (born February 8, 1986) is an American singer, songwriter, and record producer from Los Angeles. He is a guitarist and singer known for a sound rooted in rhythm & blues, jazz, and soul.
Document 15: Exodus (American band): Exodus is an American thrash metal band formed in 1979 in Richmond, California. Spanning a career of 38 years, Exodus has gone through numerous lineup changes, two extended hiatuses, and the deaths of two former band members. Their current lineup consists of guitarists Gary Holt and Lee Altus, bassist Jack Gibson, drummer Tom Hunting, and lead vocalist Steve "Zetro" Souza. Hunting is one of the original members, and departed from Exodus twice, in 1989 and 2004, but rejoined in 2007. Holt joined the band about two years after its formation, and is the only member of Exodus to appear on all their releases.
ground_truth: yes