Ralph Hasenhuttl has claimed that Ralf Rangnick will 'turn every stone' at Manchester United following his interim appointment.
The MEN revealed on Thursday that Rangnick had agreed terms to replace Ole Gunnar Solskjaer on an interim basis and, after Michael Carrick led United to Stamford Bridge on Sunday, the 63-year-old's move to the club was made official on Monday.
Rangnick will spend an initial six months as United's interim manager before he moves upstairs to operate in a consultancy role.
Southampton boss Hasenhuttl managed at RB Leipzig for two years before he moved to the Premier League and he worked closely with Rangnick throughout that period, with the German acting as the club's sporting director across Hasenhuttl's tenure.
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