(Global Edition) From the BBC World Service … British Prime Minister, Theresa May is expected to announce measures against Russia on Wednesday. The country failed to meet her midnight deadline to explain how a nerve agent was used to poison a former spy, living in the U.K. The Kremlin has strongly denied any involvement — we look at what might happen next. Also in this edition: tributes are being paid to Professor Stephen Hawking, the British scientist who explained the workings of the universe to millions, who has died aged 76. Plus: The BBC’s Cindy Sui explores how Taiwan transformed itself from “garbage island” into a top global recycler.

(Markets Edition) President Trump has ousted Secretary of State Rex Tillerson, replacing him with CEO director Mike Pompeo. We’ll talk to expert Ian Bremmer, president of a political risk consultancy called the Eurasia Group, about the differences between the two and what this shake-up could mean for foreign policy. Afterwards, we’ll look at key stock indicators are doing, and then discuss the Trump administration’s efforts to thwart Broadcom’s hostile takeover of Qualcomm. 

(U.S. Edition) Broadcom — a Singapore-based chipmaker — tried to buy its American-based competitor Qualcomm in a hostile takeover, but the Trump administration announced it blocked the deal yesterday. On today’s show, we’ll look at some of the reasons why the U.S. would want to block this deal. Afterwards, we’ll talk with Sheila Bair — former chair of the Federal Deposit Insurance Corporation — about the government’s role during the financial crisis and whether they overstepped their bounds.

(Global Edition) From the BBC World Service … A leaked draft of a United Nations report claims two Singapore companies have violated sanctions against North Korea. Could the practice be more widespread across Asia than previously thought? We hear more from the BBC’s Karishma Vaswani in Singapore. Plus: Sweden is known for its spirit of humility — a concept called “Jantelagen” — but could this deterring outside investors? The BBC’s Maddy Savage hears from startups that want to shout about their country’s strengths.

(Markets Edition) One potential consequence of Trump’s planned trade tariffs: America’s infrastructure. We’ll look how pricier steel could mean pricier projects. Afterwards, we’ll hear from Rick Lockett as part of our “Divided Decade” series on how he struggled to find work, after graduating law school, in the midst of the financial crisis. 

(U.S. Edition) With President Trump pushing to impose tariffs on imported aluminum and steel, we’ll discuss the latest updates coming out of Brussels, where the European Union, Japan and the U.S. met to discuss the issue. Afterwards, we’ll look back at Bear Stearns’ struggles during the financial crisis, and JPMorgan Chase’s decision to snap the investment bank up.

(Global Edition) From the BBC World Service … When Saudi Aramco floats on public markets, it’s likely to be the world’s biggest-ever stock listing. Officials at the oil firm were expected to announce which exchanges it would be traded on fairly soon, but now, it seems that investors will have to wait until next year. We hear more from the BBC’s Philip Hampsheir. Next: over 30,000 farmers have spent days walking across India in protest at their economic situation, calling on the government for help. From the protest, the BBC’s Suranjana Tewari tells us about the kinds of measures they want to see. Plus: the Fukushima earthquake and nuclear disaster caused Japan to invest more in renewable energy – seven years on, are the benefits beginning to show? 

(Markets Edition) The U.S. economy added 313,000 jobs last month, and the markets seem to be pretty happy about this. Chris Low, chief economist at FTN Financial, explains why the markets aren’t too worried about the possibility of interest rate hikes from the Fed. Afterwards, amid reports that Toys R Us is planning to shut down all of its U.S. stores, we’ll look at how the toy retailer got to this point. Plus: What might North Korea ask for this time in its upcoming talks with the U.S.? 

(U.S. Edition) With President Trump’s announcement that he’ll meet with the leader of North Korea (a first for an American president), Asian markets rallied. We’ll look at how a conflict on the Korean peninsula would affect East Asian economies. Afterwards, we’ll discuss why Trump’s steel tariffs might not be very effective, and then examine why workers are seeing bigger paychecks these days.