A pilot tasked with flying a 'Moyes out' banner over Old Trafford says his company received the call two days ago - shortly after United went down 3-0 at him to rivals Manchester City.
Air Ads' chief pilot Chris Mustow also told ITV News' Ian Payne that, while the company had to be wary of public order issues, he was confident "we're not going to cause a riot".
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An attacker armed with a machete killed a woman and wounded two others in the southern German city, according to reports.
A swimmer has gone missing and two others were rescued by the coast guard after they got into trouble in the sea at Camber Sands.
Hundreds joined the party for Jerika Bolen, 14, who has decided to come off life support and allow herself to die later this year.