Question: Who took over the role of hostess on "Wheel of Fortune" when Susan Stafford left the show?

Context paragraphs:
Phyllis Summers: Phyllis Summers is a fictional character from "The Young and the Restless", an American soap opera on the CBS network.  The character was created and introduced by William J. Bell, and debuted in the episode airing on October 17, 1994.  Phyllis was originally and most notably portrayed by actress Michelle Stafford, until August 2013 (other than Sandra Nelson portraying Phyllis for nearly two years, until Stafford was brought back by former head writer, Kay Alden, in 2000).  Stafford has been praised for her portrayal, for which she has won two Daytime Emmy Awards, but left the series after nearly sixteen years, with the character being written into a coma; Stafford last appeared on August 2, 2013.  The role passed to Gina Tognoni (debuting on August 11, 2014), who continues in it.

La Ruota Della Fortuna: La Ruota Della Fortuna is the Italian version of "Wheel of Fortune."  The show has run nonstop since 1989 on Rete 4 and Canale 5, and switched from a trilon to an electronic board in 2003, like the U.S. version.  previously hosted by Mike Bongiorno, the show was hosted by Enrico Papi on Italia 1, and featured Victoria Silvstedt from the French version of the show, La Roue de la Fortune.  The Italian version of "Wheel" went off the air in 2009.

Wheel of Fortune (Australian game show): Wheel of Fortune is an Australian television game show produced by Grundy Television.  The program aired on the Seven Network from 1981 to 2004 and January to July 2006 and is mostly based on the same general format as the original American version of the program.  After "Wheel of Fortune" ended, the format was revived by the Nine Network in 2008 as "Million Dollar Wheel of Fortune", until it was cancelled in June 2008 due to low ratings and following arguments from long-time host John Burgess concerning why he did not like the revamped format.

Susan Stafford: Susan Stafford (born Susanna Gail Carney January 27, 1942) is an American former model, actress and television host.  She was the original hostess of the American game show "Wheel of Fortune" from January 6, 1975 until she left on October 22, 1982.  She returned briefly to "Wheel of Fortune" in 1986 to substitute for Vanna White.

Debbie Stafford: Debbie Stafford (born April 5, 1953) is a Colorado legislator.  First appointed to the Colorado House of Representatives as a Republican in 2000, Stafford was elected four times to represent House District 40, which encompasses Elbert County and rural Arapahoe County east of Aurora, Colorado.  Noted for her work on animal welfare and children's issues, Stafford left the Republican caucus and joined the Democratic Party in October 2007.

Vanna White: Vanna White (born Vanna Marie Rosich; February 18, 1957) is an American television personality and film actress best known as the hostess of "Wheel of Fortune" since 1982.

Wheel 2000: Wheel 2000 (also known as Wheel of Fortune 2000) is a children's version of the American game show "Wheel of Fortune".  The show was created by Scott Sternberg and was hosted by David Sidoni, with Tanika Ray providing voice work and motion capture for a virtual reality hostess named "Cyber Lucy".  The show premiered on September 13, 1997 on CBS, aired as part of the network's attempt to meet the then-new E/I mandates during its Saturday morning block, and ran through February 7, 1998 with repeats continuing through September 26.  Game Show Network broadcast "Wheel 2000"' s episodes concurrently with their airings on CBS.  It was taped at Sony Pictures Studios.

Wheel of Fortune (1952): Wheel of Fortune is an American game show which ran from 1952 to 1953 on CBS in both daytime (October 3, 1952 – December 25, 1953) and nighttime (July 7 – September 15, 1953).  It was presented by Todd Russell and narrated by Hal Sims.  Another series also titled Wheel of Fortune was produced by Merv Griffin, and had no connection to the original, although followed a similar type of format, it also featured cash and prizes that could be won by contestants and had the same respective logo visible in the center of the wheel.

Wheel of Fortune (U.S. game show): Wheel of Fortune (often known simply as Wheel ) is an American television game show created by Merv Griffin.  The show features a competition in which contestants solve word puzzles, similar to those used in Hangman, to win cash and prizes determined by spinning a giant carnival wheel.

Crown Australian Celebrity Poker Challenge: Crown Australian Celebrity Poker Challenge is an Australian celebrity game show produced by Foxtel, which premiered 5 January 2006 on Australian pay TV channel FOX8.  The limited run, 10-part series consisted of 36 Australian celebrities, all playing No Limit Texas Hold 'em poker, for the chance to win up to $50,000 in prize money, and $50,000 for their nominated charity.  The show was hosted by former Australian "Wheel of Fortune" hostess Sophie Falkiner, and was recorded at Melbourne's Crown Casino in front of a live studio audience.  Paul Khoury and Clinton Grybas provided the color commentary, with a running time of two hours per episode.

Supporting paragraphs: Susan Stafford Vanna White
Answer: Vanna White