He may be the world’s most forgiving billionaire. One-time WABC radio host Maria Ryan, a long-rumored paramour of Rudy Giuliani, is suing radio boss John Catsimatidis, claiming his station fired her ...

Medical adviser. Podcast host. Brand ambassador. Rudy Giuliani’s “alleged girlfriend.” Maria Ryan has gone by many titles in recent years — all the while remaining in the disgraced New York City mayor ...

Influential billionaire John Catsimatidis said he’s been left with “tears in my eyes” amid a bitter feud with his longtime “brother” Rudy Giuliani — that escalated when the former mayor filed suit ...