Question: Who directed the film Do Ji-han was in that earned him a nomination for the Baeksang Arts Award for Best New Actor?
Context: The Tower (; "Tower") is a 2012 South Korean disaster thriller film about a fire that breaks out in a luxury skyscraper in central Seoul on Christmas Eve.  The film is directed by Kim Ji-hoon, and stars Sol Kyung-gu, Kim Sang-kyung and Son Ye-jin in the lead roles.  It was released in theaters on Christmas Day, December 25, 2012. Jung Han-yong (정한용, born February 22, 1954) is a veteran South Korean actor.  He has appeared in many television series, including 2009's "Iris".  In 1983 he won the Baeksang Arts Awards for Best New Actor for his performance in the series "Ordinary People" (보통 사람들, Botong saramdeul).  He appeared in more than 50 television series and movies between 1980 and 2013. Park Jung-min (born February 25, 1987) is a South Korean actor.  He is best known for starring in the critically acclaimed indie film "Bleak Night" (2011) and "" (2015), for which he won "Best New Actor" at the 52nd Baeksang Arts Awards and the 37th Blue Dragon Film Awards. Um Tae-hwa (born 1980) is a South Korean film director and screenwriter.  Um's directorial feature debut "Ingtoogi: The Battle of Internet Trolls" (2013) - a graduation project for the Korean Academy of Film Arts (KAFA) - was nominated for Best Film, Best Director and Best New Director at the 1st Wildflower Film Awards and Best New Director (Film) at the 50th Baeksang Arts Awards in 2014. Viva!  Love (; lit.  "Celebrate!  Our Love") is a 2008 South Korean romance film directed by Oh Joum-kyun.  It won Best Film at the 45th Baeksang Arts Awards, as well as several Best New Director prizes for Oh. Do Ji-Han (born September 24, 1991) is a South Korean actor.  He is best known for his supporting roles in the film "The Tower" (2012), which earned him a nomination for the Baeksang Arts Award for Best New Actor, and in the KBS2's television series "" (2016-2017). Kim Dae-woo (born 1962) is a South Korean film director and screenwriter.  Kim started his filmmaking career by winning the 1991 Korean Film Council Screenplay Contest.  He was an accomplished screenwriter with a number of hit scripts, including "The Girl for Love and The One for Marriage" (1993), "An Affair" (1998), "Rainbow Trout" (1999), and "Untold Scandal" (2003).  Making a switch to directing, he debuted with the hit period drama film "Forbidden Quest" (2006), followed by "The Servant" (2010) and "Obsessed" (2014).  "Forbidden Quest" won the Best New Director at the 42nd Baeksang Arts Awards, and Best New Director and Best Screenplay at the 26th Korean Association of Film Critics Awards in 2006. Yoon Kye-sang (born December 20, 1978) is a South Korean actor and singer.  He began his career in 1999 as part of the K-pop boy band g.o.d, then left the group in 2004 and pursued an acting career.  He made his acting debut in the film "Flying Boys" (2004), for which he won Best New Actor at the Baeksang Arts Awards.  Yoon became active in both television and film, with leading roles in romantic comedies such as "My 19 Year Old Sister-in-Law" (2004) and "Who Are You? " (2008) and the melodrama "Crazy for You" (2007), as well as more serious fare in "The Moonlight of Seoul" (2008) and "The Executioner" (2009).  After a supporting turn in the hit series "The Greatest Love" (2011), he returned to the big screen in the well-received indie "Poongsan" (2011). Jung Joo-ri (born 1980), also known as July Jung, is a South Korean film director and screenwriter.  Jung's directorial debut feature "A Girl at My Door" won the Best First Film at the 25th Stockholm International Film Festival.  She also won the Best New Director at the 23rd Buil Film Awards and Best Director/Screenwriter at the 15th Women in Film Korea Awards in 2014, and Best Screenplay at the 2nd Wildflower Film Awards and Best New Director for film at the 51st Baeksang Arts Awards in 2015. Lee Min-ho (, born June 22, 1987) is a South Korean actor and singer.  He first gained widespread fame in Korea and parts of Asia with his role as Gu Jun-pyo in "Boys Over Flowers" in 2009.  The role won him a Best New Actor award at the 45th Baeksang Arts Awards.  He is noted for his leading roles in "City Hunter" (2011), "The Heirs" (2013) and "The Legend of the Blue Sea" (2016).  The success of Lee's television dramas throughout Asia established him as a top Hallyu star.  Lee starred in his first leading role in film with "Gangnam Blues" (2015), followed by his first China-produced film "Bounty Hunters" (2016).
Answer: Kim Ji-hoon