Question: Nolan Derek Smith was drafted 21st overall by who at the 2011 NBA Draft on June 23,2011 at Prudential Center in Newark, New Jersey?

<P0-S0> The 2012 NBA Draft was held on June 28, 2012, at Prudential Center in Newark, New Jersey. <P0-S1>  The draft started at 7:00 pm Eastern Daylight Time (2300 UTC), and was broadcast in the United States on ESPN. <P0-S2>  In this draft, National Basketball Association (NBA) teams took turns selecting amateur U.S. college basketball players and other eligible players, including international players. <P0-S3>  This draft marked the first time that the first two players selected were from the same school (Anthony Davis and Michael Kidd-Gilchrist were teammates at Kentucky). <P0-S4>  It also set a record of having six players from one school (Kentucky) being selected in the two rounds of the draft and was the first draft to have the first three selections be college freshmen all from the same conference, the Southeastern Conference. <P0-S5>  Not only that, but it also featured the oldest player to ever get selected in an NBA draft, with Bernard James being 27 years old at the time of the draft. <P0-S6>  Of the players drafted, 30 are forwards, 21 are guards, and 9 are centers. <SEP> <P1-S0> The 2011 NBA draft was held on June 23, 2011, at Prudential Center in Newark, New Jersey. <P1-S1>  The draft started at 7:00 pm Eastern Daylight Time (2300 UTC), and was broadcast in the United States on ESPN. <P1-S2>  In this draft, National Basketball Association (NBA) teams took turns selecting amateur U.S. college basketball players and other eligible players, including international players. <P1-S3>  The Cleveland Cavaliers had the first pick due to a previous trade they had involving the Los Angeles Clippers, choosing point guard Kyrie Irving of Duke. <P1-S4>  Of the 60 players drafted, 7 were freshmen, 7 were sophomores, 14 were juniors, 19 were seniors, 12 were international players without U.S. college basketball experience (including the first ever Qatari-selected player), and 1 was a D-League player. <SEP> <P2-S0> Earl Joseph "J. R." Smith III (born September 9, 1985) is an American professional basketball player for the Cleveland Cavaliers of the National Basketball Association (NBA). <P2-S1>  He played high school basketball at New Jersey basketball powerhouse Saint Benedict's Preparatory School in Newark. <P2-S2>  He entered the NBA out of high school after being selected in the first round of the 2004 NBA draft with the 18th overall pick by the New Orleans Hornets (now known as the New Orleans Pelicans). <P2-S3>  Over his NBA career, Smith has also played for the Hornets, Denver Nuggets and New York Knicks. <P2-S4>  Smith also played overseas for the Zhejiang Golden Bulls of the Chinese Basketball Association due to the 2011 NBA lockout. <P2-S5>  Smith won an NBA championship with the Cavaliers in 2016. <SEP> <P3-S0> Nolan Derek Smith (born July 25, 1988) is an American former professional basketball player and current special assistant coach for the Duke Blue Devils men's basketball team. <P3-S1>  As a junior, he started at shooting guard for Duke's national champion 2010 team. <P3-S2>  He played college basketball for Duke before being drafted 21st overall by the Portland Trail Blazers in the 2011 NBA draft. <P3-S3>  As a senior, he was named a consensus first-team All-American and the ACC Player of the Year.