Question: Which of the sport analyst of The Experts Network is nicknamed  "The Iron Man"?

Context paragraphs:
Iron Man (TV series): Iron Man, also known as Iron Man: The Animated Series, is an American animated television series based on Marvel Comics' superhero Iron Man.  The series aired from 1994 to 1996 in syndication as part of "The Marvel Action Hour", which packaged "Iron Man" with another animated series based on Marvel properties, the "Fantastic Four", with one half-hour episode from each series airing back-to-back.  The show was backed by a toy line that featured many armor variants.

Iron Man (vol. 4): Iron Man" (vol.  4) was an ongoing comic book series published for four years from January 2005 to January 2009 by Marvel Comics, starring the superhero Iron Man.  It was the fourth series with this title to be published, following series that ran from 1968–1996, 1996–1997, and 1998-2004.  Over the course of its run, it was published under the different titles: The Invincible Iron Man (#1-12), and Iron Man: Director of S.H.I.E.L.D." (#15-35), with the change in indicia occurring after the events of Marvel's Civil War.

Iron Man 2: Iron Man 2 is a 2010 American superhero film based on the Marvel Comics character Iron Man, produced by Marvel Studios and distributed by Paramount Pictures.  It is the sequel to 2008's "Iron Man", and is the third film in the Marvel Cinematic Universe.  Directed by Jon Favreau and written by Justin Theroux, the film stars Robert Downey Jr., Gwyneth Paltrow, Don Cheadle, Scarlett Johansson, Sam Rockwell, Mickey Rourke, and Samuel L. Jackson.  Six months after the events of "Iron Man", Tony Stark is resisting calls by the United States government to hand over the Iron Man technology while also combating his declining health from the arc reactor in his chest.  Meanwhile, rogue Russian scientist Ivan Vanko has developed the same technology and built weapons of his own in order to pursue a vendetta against the Stark family, in the process joining forces with Stark's business rival, Justin Hammer.

Paul Bettany: Paul Bettany (born 27 May 1971) is an English actor.  He is known for his voice role as J.A.R.V.I.S. and the Vision in the Marvel Cinematic Universe, specifically the films "Iron Man" (2008), "Iron Man 2" (2010), "The Avengers" (2012), "Iron Man 3" (2013), "" (2015) and "" (2016), for which he garnered praise.  He first came to the attention of mainstream audiences when he appeared in the British film "Gangster No. 1" (2000), and director Brian Helgeland's film "A Knight's Tale" (2001).  He has gone on to appear in a wide variety of films, including "A Beautiful Mind" (2001), "" (2003), "Dogville" (2003), "Wimbledon" (2004), and the adaptation of the novel "The Da Vinci Code" (2006).

Iron Man (2008 film): Iron Man is a 2008 American superhero film based on the Marvel Comics character of the same name, produced by Marvel Studios and distributed by Paramount Pictures.  It is the first film in the Marvel Cinematic Universe.  The film was directed by Jon Favreau, with a screenplay by the writing teams of Mark Fergus and Hawk Ostby and Art Marcum and Matt Holloway.  It stars Robert Downey Jr., Terrence Howard, Jeff Bridges, Shaun Toub, and Gwyneth Paltrow.  In "Iron Man", Tony Stark, an industrialist and master engineer, builds a powered exoskeleton and becomes the technologically advanced superhero Iron Man.

Cal Ripken Jr.: Calvin Edwin Ripken Jr. (born August 24, 1960), nicknamed "The Iron Man", is an American former baseball shortstop and third baseman who played 21 seasons in Major League Baseball (MLB) for the Baltimore Orioles (1981–2001).  One of his position's most offensively productive players, Ripken compiled 3,184 hits, 431 home runs, and 1,695 runs batted in during his career, and he won two Gold Glove Awards for his defense.  He was a 19-time All-Star and was twice named American League (AL) Most Valuable Player (MVP).  Ripken holds the record for consecutive games played, 2,632, surpassing Lou Gehrig's streak of 2,130 that had stood for 56 years and that many deemed unbreakable.  In 2007, he was elected into the National Baseball Hall of Fame in his first year of eligibility, and currently has the fourth highest voting percentage of all time (98.53%).

The Invincible Iron Man: The Invincible Iron Man is an Eisner Award-winning comic book series written by Matt Fraction with art by Salvador Larroca, published by Marvel Comics and starring the superhero Iron Man.  After issue #33 The Invincible Iron Man returned to its original numbering with issue #500.  It concluded with issue 527, succeeded by the "Marvel NOW!" -imprinted "Iron Man" series.

The Experts Network: The Experts Network, also known as TXN and TXN Sports, is an interactive digital sports network consisting of sports analysts Cris Collinsworth, Boomer Esiason, Nick Faldo, Howie Long, Cal Ripken Jr. and Phil Simms.

Iron Man 3: Iron Man 3 (stylized onscreen as Iron Man Three) is a 2013 American superhero film based on the Marvel Comics character Iron Man, produced by Marvel Studios and distributed by Walt Disney Studios Motion Pictures.  It is the sequel to 2008's "Iron Man" and 2010's "Iron Man 2", and the seventh film in the Marvel Cinematic Universe.  Shane Black directed a screenplay he co-wrote with Drew Pearce, which uses concepts from the "Extremis" story arc by Warren Ellis.  The film stars Robert Downey Jr., Gwyneth Paltrow, Don Cheadle, Guy Pearce, Rebecca Hall, Stephanie Szostak, James Badge Dale, Jon Favreau, and Ben Kingsley.  In "Iron Man 3", Tony Stark deals with posttraumatic stress disorder caused by the events of "The Avengers", while investigating the reemergence of the Ten Rings, led by the mysterious Mandarin and comes into a conflict with an old enemy: Aldrich Killian.

Iron Man: Armored Adventures: Iron Man: Armored Adventures (also known in early promotional materials as Iron Man: The Animated Series) is a 3D CGI cartoon series loosely based on the Marvel Comics superhero Iron Man.  It debuted in the USA on the Nicktoons on April 24, 2009, and it aired on Canadian network Teletoon.  The series is story edited by showrunner Christopher Yost, who also worked on "Wolverine and the X-Men", and numerous other Marvel Animation projects.  The television show is not related to the 2007 animated film "The Invincible Iron Man"; it has a different voice cast, but some story elements are similar and the show uses the same musical score as the film in some instances.  It is the first Iron Man television series since "Iron Man" from 1994–1996, and started airing after the success of the live action "Iron Man" film.

Supporting paragraphs: The Experts Network Cal Ripken Jr.
Answer: Calvin Edwin Ripken Jr.