Messaging start-up Slack draws interest from Amazon
South Africa's resources stocks weaken after release of mining charter
New Zealand GDP rises by 0.5 pct in Q1
Pledges made in Leeds during National Clean Air Day
Stocks pressured by report on Trump probe, Fed hike, soft US data
Amazon's Dash Wand is back and this time it's bringing the cavalry
AIIB's annual meeting of governors kicks off to seek 'sustainable infrastructure'
Six Hundred Pounds of Meth-Filled Lollipops Were Seized in Texas