What has F1 hero Sebastian Vettel been up to since retiring – and could he really make a comeback? From his 53 Grand Prix wins and US$140 million net worth, to stepping back at age 35 for his 3 kids

What has F1 hero Sebastian Vettel been up to since retiring – and could he really make a comeback? From his 53 Grand Prix wins and US$140 million net worth, to stepping back at age 35 for his 3 kids
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