Irma Garcia was killed while trying to save her students. Her husband died two days later: "Joe died of a broken heart."

Her husband and high school sweetheart Joe died Thursday morning

Irma Garcia's cousin Debra Austin wrote on a GoFundMe page, "I really believe Joe died of a broken heart." "The loss of the love of his more than 25 years of life was too much to bear."

He tweeted, "These two will give anyone a feeling of love." "They have the purest of hearts."

Joe Garcia, 50, returned home with flowers at his wife's memorial when he "fell in admiration,"