http://www.reuters.com/article/delta-aircraft-idUSL5N17A4BF
"Delta has been evaluating new and used aircraft acquisition opportunities in the roughly 100-seat gauge as we've continued to replace our 50-seat regional fleet with larger, more customer friendly mainline aircraft," an airline spokesman said.
Last month Delta CEO-elect Ed Bastian told a JPMorgan investor conference that it would need more small narrowbody planes in the same category as the 110-130-seat CSeries.
"We have 120 MD-80s that need to be retired over the next five years. So ... there's still a considerable need there."