The latest episode of Your Cheddar breaks down how to ask for a raise and what the gig economy means for your tax returns. We're just hours away from the Samsung Galaxy Unpacked event. What you need to know before the unveiling of the new Note 8. Plus, we go live to the White House to recap President Trump's fiery campaign speech from Tuesday night. Greg Zeman from Cannabis Now tells us about the banking challenges facing legal marijuana businesses. Those stories and much more today on Opening Bell.