Lautaro Martinez's late winner stretched Inter's winning run to eight games, while Cristiano Ronaldo answered his critics with a perfect hat-trick.
Artur Wichniarek has joined Hertha Berlin from Arminia Bielefeld on a two-year contract.
Arminia Bielefeld have parted company with Joerg Berger after just one match following the club's relegation.
Wolfsburg have been crowned champions for the first time in their history with a stylish 5-1 defeat of Werder Bremen.
Arminia Bielefeld have drafted in coach Jorg Berger to try and save them from relegation.
Arminia Bielefeld have sacked coach Michael Frontzeck with just one game of the season remaining.
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