India, Aug. 20 -- Fashion publicist Mathilde Favier, Dior Couture's longtime public relations director, died aged 57 in a car crash in Airvault, western France, on Monday. Her husband, French film producer Nicolas Altmayer, 61, also died after their car collided with a truck while overtaking another vehicle. Dior confirmed their deaths on Tuesday. Favier joined Dior in 2011 after working in fashion publishing and at Prada, becoming a key figure behind the house's public image and a familiar presence at its shows and celebrity events. Dior CEO Delphine Arnault, LVMH chairman Bernard Arnault and Dior creative director Jonathan Anderson paid tribute to Favier, with Anderson calling her "the very embodiment of elegance" and "the spirit of Couture". British supermodel Naomi Campbell, actors Sonam A Kapoor, Priyanka Chopra and BLACKPINK member Jisoo were among those mourning her on social media. HTC...