Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Sherrie Miller--troubled ex wife of golf pro John Daly--is in the news again, this time for allegedly threatening to post nude photos of a woman to social media. Miller, who was married to Daly from 2001 to 2010, was arrested by authorities in Tennessee on Sunday on extortion and harassment charges after they say she found the woman's photos on her boyfriend's cell phone. The Shelby County Sheriff's Office issued the warrant on September 8 and says it stems from an earlier domestic dispute between the two women. Investigators say Miller texted the victim saying she would post the photos. On September 1, the victim told authorities that Miller had posted screenshots of photos of the victim to Miller's own Facebook page.Sherrie Miller was arrested Sunday for allegedly threatening to post to social media nude pics of a woman she found on her boyfriend's phoneShelby County, Tenn. police say the warrant, issued September 8, stems from a domestic confrontation between Miller and another womanMiller and Daly married in 2001 and separated in 2007. The couple have a son, John Jr.Miller is currently suing Daly's fiancee Anna Cladakis for alienation of affection, citing claims Cladakis broke up their marriage 
 Question:Miller says her marriage with Daly ended because _ and Daly developed a sexual relationship while the couple was separated.

Anna Cladakis