Samsung Profit Down 60%, Rio Tinto Spurns Glencore

The video discusses Samsung's 60% profit drop due to competition from Apple and Chinese brands, leading to a 15% share decline. It also covers Rio Tinto's rejection of a merger offer from Glencore, which would have created the largest mining company, causing a significant share price increase. Lastly, Walmart's new sustainability initiative aims to reduce the environmental impact of its food products and improve customer nutrition by lowering costs and increasing production transparency.

How did Rio Tinto's shares react to the merger proposal?

What is one of the goals of Walmart's new sustainability initiative?