As shares remain high, investors have been jumping at signs of trouble.

Customers still want "the sound and the emotion" of internal combustion engines, the company's boss Stephan Winkelmann said.

Athletic shoe company On is facing a lawsuit from customers who claim that its sneakers produce annoying squeaks.

President Trump intervened in the talks calling the deal a "green scam".

Problems at two US regional banks have made investors nervous and triggered a sell-off in shares.