The Sauber Formula One team said it signed Germany’s Nico Hulkenberg as one of its two racing drivers for the 2013 season.
The 25-year-old is 12th in the standings with 49 points, five more than Force India teammate Paul di Resta. He first raced in the series with Williams in 2010.
Sauber’s Sergio Perez, who leads teammate Kamui Kobayashi, is moving to McLaren next season.
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