Here's a brief look at some of the top news stories around the world for March 18, 2015. 

 1 dead, 5 wounded in shooting in Mesa, Arizona

Six people were shot, one fatally, in a series of morning attacks in Mesa, Arizona on Wednesday. A suspect has been arrested.

[Read more from CNN]

 Fed signals interest rates may rise mid-year

The Federal Reserve on Wednesday moved to the verge of raising interest rates for the first time since the Great Recession, but didn't seem to be in a rush to do so.

[Read more from the New York Times]

 Starbucks feels backlash on 'Race Together' effort

Starbucks CEO Howard Schultz defends the company's new "Race Together" campaign that has been criticized for being naive and even using racial tensions to boost its bottom line.

[Read more from The Associated Press]

Gunmen kill tourists in rampage at Tunis museum

At least 19 people, including 17 foreign tourists, have been killed in a gun attack on the Bardo museum in the Tunisian capital, Tunis, Wednesday.

[Read more from the BBC]