World News Update, What you need to know

Thai authorities are hunting a man shown on security footage strolling into a packed religious shrine and placing a bomb-laden backpack under a bench, before an explosion that killed at least 20 people.

ELSEWHERE:

WASHINGTON - US regulators are set to decide whether to approve a drug nicknamed the "female Viagra", which would be the first pill on the market to raise women's sex drives.

LONDON - Shorter mothers have genes that increase their chances of giving birth to smaller or prematurely born babies, research has shown.

JOHANNESBURG - South Africa's justice minister has cast doubt on the expected imminent release from prison of Paralympian star Oscar Pistorius, who was convicted of killing his girlfriend.

MADRID - Spanish police have arrested 20 suspected members of a ring that swindled tens of thousands of euros from drunken tourists on the holiday island of Majorca by stealing their credit card numbers.

MIAMI- A study of high school students in California has shown that those who have tried e-cigarettes are more likely to also try traditional cigarettes or cigars.

HWANGE, Zimbabwe - The owner of the land in western Zimbabwe where Cecil the lion was killed has appeared in court on charges of allowing an illegal hunt.