That's gotta hurt.

NYTimes (reg. req'd.)

As he embarks on a campaign for the presidency, former Mayor Rudolph W. Giuliani is going forward without two people who once played supporting roles in his political life: his children, Andrew, 21, and Caroline, 17.

In 2003 Mr. Giuliani was still on good terms with his son, Andrew, who was best man at his wedding to Judith Nathan at Gracie Mansion. More Photos »

Andrew Giuliani has been at his father's side in campaign commercials and inaugurations since he was a toddler, famously bounding across the stage in a rambunctious manner and mimicking his father's rhetorical flourishes during Mr. Giuliani's 1994 mayoral inauguration.

But Mr. Giuliani's relationship with Andrew has grown strained and distant since his very public and bitter divorce from Andrew's mother, Donna Hanover, and his marriage to Judith Nathan, according to Andrew and others familiar with the relationship.