Subway co-founder Peter Buck, who turned his $1,000 investment into a multibillion-dollar franchise, dies age 90 - NewsBreak

Subway's last surviving co-founder, Peter Buck, died on Thursday at 90 years old. Buck initially invested $1,000 to help Fred DeLuca start the submarine sandwich shop in 1965. Subway is now the largest chain of its kind and has 44,000 locations worldwide.