kyiv ukraineus officials are warning that russia could be about to attack ukraine for many citizens in this embattled country the assault has already begun ukrainian officials say that russia which has positioned more than 100000 troops around three sides of ukraine is stepping up a destabilization campaign involving cyberattacks economic disruption and a new tactic hundreds of fake bomb threats kursk russiain 2014 when fighting broke out in the donbas region of eastern ukraine thousands of russianspeaking residents fled just over the border to kursk today the region of kursk is the site of part of the massive buildup of russian troops that western officials fear could be a precursor to an invasion of ukraine dubaisaudi arabia transferred shares worth about 80 billion in oil giant aramco to its wealth fund as part of efforts to diversify the kingdoms hydrocarbondependent economy the transfer of a 4 stake in stateowned saudi arabian oil co known as aramco will support the public investment funds plan to grow its assets under management to over 1 trillion by 2025 from about 480 billion currently the saudi government said sunday londondutch national flag carrier klm halted all flights to kyiv and said it wont operate in ukrainian airspacethe first major carrier to announce a halt in service as tensions between russia and the west mount over ukraine the airline on saturday cited a travel warning from the national government over risks to flying in the region the airlines next flight to the ukrainian capital scheduled for saturday evening wont go ahead the airline said adding that it isnt clear when klm will resume flights the move follows new guidance from the dutch government warning citizens not to travel to the country lockheed martin corp on sunday said it had scrapped plans to buy aerojet rocketdyne holdings inc after federal antitrust overseers last month sued to block the proposed 44 billion deal lockheed martin the worlds largest defense company by sales had hoped to add aerojets expertise in building rocket motors for its own missile and space systems the proposed deal drew fire from the federal trade commission and rivals that believed the combination could hinder competition even the cool sneaker shops are getting dragged by supplychain problems several independent retailers told the wall street journal that nike inc and other global sneaker companies have delayed deliveries of key shoe designs as the industry continues to grapple with production and shipping complications through the covid19 pandemic cathie woods ark stays the course betting big on innovation cathie woods ark investment management llc is snapping up more shares of largely unprofitable companies doubling down on a bet that many traders and investors expect to be tested this year by rising interest rates over the past two weeks ms woods flagship ark innovation exchangetraded fund has bought more than 400 million of highgrowth stocks including roblox corp block inc and robinhood markets inc thats according to the firms daily trading logs and stockpricing data as of friday she says the companies which span videogaming digital payments trading and other industries have the potential to change the world all times in gmt powered by kantar media and dow jones write to us at newslettersdowjonescom we offer an enhanced version of this briefing that is optimized for viewing on mobile devices and sent directly to your email inbox if you would like to sign up please go to httpsnewspluswsjcomsubscriptions this article is a text version of a wall street journal newsletter published earlier today