Trump and Clinton rack up wins, Europe’s border controls exact a toll and how to stay sane on business trips

Donald Trump and Hillary Clinton were on course for strong results on “Super Tuesday” after the Republican and Democratic frontrunners each won a swath of states in the biggest single night of primaries to date.

The former secretary of state is already looking ahead to the general election contest against the former reality TV star. She is likely to have a lot to work with, including Mr Trump’s refusal to condemn the Ku Klux Klan, which Republican House speaker Paul Ryan denounced on Tuesday. (FT, NYT)

In the news:

Europe’s border controls exact a toll

Austrians are having trouble getting to their jobs in Germany, while many companies in that country must wait days longer for deliveries of food, machine parts and other goods, as the effects of the refugee crisis ripple out far beyond immigration. (NYT)

Bald and monobrowed rejoice!

A scientific breakthrough may consign comb-overs, grey hairs and connected eyebrows to the barbershop floor of history. (FT)

Olympic bids probed for corruption

Prosecutors in France have widened their investigation into corruption in athletics to include the bidding and voting processes for the hosting of the 2016 and 2020 Olympics. (BBC)

The perils of GPS and driverless cars

It’s been a tough few days for tech-aided driving, between the unfortunate accident between a city bus and one of Google’s robotic cars and the company’s Waze app being blamed for leading two Israeli soldiers into a Palestinian refugee camp, where their vehicle was set on fire and one person was killed. (FT)

Fed’s Dudley says risks to economy rising

One of the Federal Reserve’s top policymakers has warned of increased risks to US growth and flagged up a troubling fall in inflation expectations, as caution continues to percolate through the central bank. (FT)

Foxconn CEO determined to grab Sharp

Taiwanese tycoon Terry Gou appears unfazed by the discovery of hefty additional liabilities at his Japanese target Sharp and has been pressing his team to finish a new round of due diligence and wrap up the deal as soon as possible, brushing aside concerns about the strain on Foxconn’s finances. (NAR)

It’s a big day for:

North Korea

The UN Security Council is set to vote on whether to impose the toughest sanctions on North Korea in two decades in response to the country’srecent nuclear test. (USA Today)

Food for thought:

How great republics meet their end

The FT’s Martin Wolf argues that the rise of Donald Trump may signal the end of America. “Mr Trump is a promoter of paranoid fantasies, a xenophobe and an ignoramus. His business consists of the erection of ugly monuments to his own vanity . . . Mr Trump is grossly unqualified for the world’s most important political office.” (FT)

The Great Land Rush

An investigative series into the global race for one of the world’s most precious resources: land. Big investors are pouring in billions. They promise progress. But their arrival can upend livelihoods — and spark life-and-death struggles. FT correspondents report from Ethiopia, Myanmar and Indonesia. (FT)

Africa’s Tarantino

Wakaliwood, a movie studio and production house based in a ramshackle Ugandan slum, churns out a movie a month at an average cost of about $180. The thrifty theatrics are the brainchild of director Isaac Nabwana, a local resident who has been dubbed “Africa’s Tarantino” for hishigh-octane, violent comedies. And his inspirations? Chuck Norris and Rambo. (WSJ)

Death Valley is alive

It is one of the hottest, driest places on earth, but Death Valley in the California and Nevada desert is experiencing a floral bloom. The explosion of wildflowers is probably the result of the El Niño weather pattern. (Quartz)

Tips to stay sane on business trips

It is a condition that afflicts business travellers the world over: hotel gloom — that amorphous melancholy that starts to creep in when you find yourself in another identical room and not quite sure what do. And the key to preventing it taking hold? A little more advance planning. (NYT)

Video of the day:

Donald Trump and the future of the US

Martin Wolf speaks to editor Lionel Barber about the US presidential race, and argues that the survival of the American republic is threatened by Republican candidate Donald Trump. (FT)