According to Munich-based public prosecutors, Stadler was being investigated for suspected fraud and false advertising, and for his alleged role in helping to bring cars equipped with illegal software to the European market.
However, as Winterkorn remains in Germany U.S. authorities haven't arrested him.
Audi used a statement to confirm its CEO has been "provisionally arrested", and highlighted the fact he's innocent until proven guilty - which he hasn't been, at this point.
Some of Volkswagen's diesel engines had a "defeat device" that made it possible for them to pass emissions tests, even though the vehicles were releasing more than 10 times the permitted amounts of nitrogen oxide, a gas that is harmful to human health and the environment.
A manager at Porsche was also detained in April. They were good days for VW, leading to the highest-ranking diesel vehicle sales for both Audi and WV brands with turbo direct injection (TDI) engines.
Auto industry expert Ferdinand Dudenhoeffer of the vehicle research centre called the allegations against Stadler "very serious".
Two former VW chief executives - Martin Winterkorn and his successor Matthias Mueller - have both landed in the sights of German prosecutors. Investors have accused the company of informing investors too late about the probe, a view the auto maker has contested.
Present boss Herbert Diess has been accused of knowing about diesel cheating before it became public - an allegation rejected by the firm last month.
US authorities issued a warrant for the arrest of former VW CEO Martin Winterkorn in May, but it's unlikely that he will face trial in the USA, as Germany doesn't extradite suspects to countries outside the European Union.
Trump said last week after meeting with Kim in Singapore that he would end "war games" carried out with the South Koreans. Kyodo later reported that a North Korean freight plane used for the June 12 Singapore summit had arrived in Beijing .
Police say Day then carjacked a vehicle, drove to Walmart , fired at an ammunition display case and took some ammunition. The local fire department has called the shooting a "mass-casualty incident", according to local media.
In 2016, there was a 6.2 tremor two days before a 7 magnitude quake which caused injuries and damage in southern Kumamoto. The quake, which hit just before 8am (7am Singapore time), killed three people, including a nine-year-old girl.
Amy Mickelson says husband Phil is not ideal and just had a "bad moment". "If someone is offended I apologise, but toughen up". That, at least, might have been excusable, even for a player in his 27th Open who clearly knows better.
So LeBron's book is already set. "He done already passed up legends; he done already made his mark - he has three rings". Shaquille O'Neal says he hopes LeBron James doesn't make the same mistake he did in the back end of his career.
Under the hood, the device is powered by a Qualcomm Snapdragon 845 chipset, accompanied by 8GB/6GB RAM and 64GB/128GB storage. OnePlus's engineers have apparently labored over scrolling and transitions to make them as smooth as possible - and it shows.
Dimmit County Sheriff Marion Boyd told WOAI a driver and one passenger are believed to be US citizens. He said a Border Patrol agent initiated the pursuit before a unit for the sheriff's office took over.
Mickelson was penalized two strokes for hitting a moving ball and made a 10 on the hole, on his way to a third-round 81. Brooks Koepka acknowledges the gallery after draining a putt on the way to victory in the final round of the U.S.
I couldn't be more happy to have a new son-in-law, I love them both dearly", the father of the Meghan said in the interview. Mr Markle said: "I was honoured, I can't think of a better replacement than someone like Prince Charles".
Mum-of-three Beyonce , 36, told the crowd that they would be dedicating a song to Grenfell victims, saying: "god bless you". Fortunately for those without a TIDAL account, the " APESHIT " music video did find its way on Beyonce's YouTube channel.
Japan quake : Death toll climbs after 6.1 temblor strikes Osaka
Three people were confirmed dead, including a nine-year-old girl, who was reported to have died after a school wall fell on her. Prime Minister Shinzo Abe told reporters the government was "working united, with its first priority on saving people's lives".
Fernando Alonso wins Le Mans 24 with Toyota
Jenson Button, the 2009 F1 world champion, was competing in the non-hybrid LMP1 class for the Russian SMP team. Win that and he will join the legendary Graham Hill as only the second driver to win the Triple Crown.
Brazil, Germany struggles mocked on social media
Waston was an unused substitute while Bolaños replaced Johan Venegas only for the final 30 minutes of the game. Fans had better stop jumping by Wednesday, when the Mexican team plays again, taking on Sweden .
Germany v Mexico, 17 June 2018
Mexico supporters outnumbered Germany fans at the Luzhniki Stadium and made nearly all of the noise, roaring their team forward. Germany hadn't been beaten in their opening World Cup match since 1982, which made Mexico's victory all the more impressive.