Eldest Son of Late Senator John McCain Dies Suddenly at Age 66

Meghan McCain and her family are mourning the sudden death of Douglas Shepp McCain, the eldest adopted son of late Sen. John McCain, who was 66 at the time of his passing. Doug McCain died on Wednesday, according to reports. The cause of his death has not been released yet. This comes as a shock to the McCain family and their loved ones, following the loss of the senator just last year.