Rob Rausch is a man of his word ... because he bought Maura Higgins a luxury purse after promising her one on the 'Traitors' reunion show. Check out these photos showing the 'Traitors' season four winner buying a Birkin bag Wednesday in New York City. Rob was accompanied by comedian -- and "Therapuss" podcast host -- Jake Shane for his shopping spree at Hermes. As 'Traitors' fans know ... during the reunion, Maura revealed Rob promised to buy her a Birkin bag. Rob and Maura were this season's