"This is a key test, not just for the black vote, but also a key test for the Democrats in terms of heading South, " she said.

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The exhibition in Edinburgh's City Chambers focuses on members of the black community who played a key role in the abolition of slavery.

BBC: NEWS | UK | Scotland | Events mark slave trade abolition

David Radler, once a key advisor to Conrad Black, pleaded guilty to mail fraud and agreed to testify against others in the case.

ECONOMIST: Oil prices rise

And only 21% of black Americans have a suppressed viral load, the key health marker for HIV treatment.

WHITEHOUSE: Addressing HIV in the Black Community

It's Black History Month, and we're remembering people and events that have played a key role in this country's history as part of our series, Tell Me More about Black History.

NPR: Election Of Barack Obama Redefined Black History

South Carolina was seen as a key measure of Obama's support among black voters and he won huge, getting more votes than all his rivals combined.

CNN: Democratic stars sweep aside opposition

But as Matthew Herper observed back in June, Medtronic has received something of a black eye this year in connection with its promotion of a key product, recombinant human bone morphogenetic protein-2, (rhBMP-2) which is designed to speed healthy bone growth and fusion in patients with back pain.

FORBES: Medtronic Gets A Pain In The Back

So the key is developing a broad set of programs and policies that will draw a larger number of black voters.

NPR: Roundtable: Voting Rights Act, NABJ Conference

Other key objectives include trying to observe important new details about black holes, and attempting to study a galaxy that produces up to 100 suns a day.

BBC: Alma telescope: Ribbon cut on astronomical giant