North America
Developers wrestle with making 'killer app' for Apple Watch
Software developers say it will not be easy to come up with a "killer app" for Apple Inc's Watch - few have seen the product and the software is still in test mode.
U.S. wholesale inventories rise; labor market tightening
U.S. wholesale inventories unexpectedly rose in January as sales recorded their biggest decline since 2009, lifting the number of months it would take to clear warehouses to its highest level in more than 5-1/2 years.
KKR nears $2 billion deal for Air Medical - sources
KKR & Co LP (KKR.N) is in advanced talks to acquire Air Medical Group Holdings Inc in a deal that could value the U.S. helicopter ambulance company at around $2 billion, including debt, according to people familiar with the matter.
S&P 500 posts worst day in two months on rate worries
U.S. stocks dropped on Tuesday, giving the S&P 500 its biggest decline in two months, on increasing views the Federal Reserve may raise rates as soon as June.




