According to new data reported Wednesday by the Commerce Department, the gross domestic product grew 3% for the April through June period, marking a stronger-than-expected second quarter. "The word of the summer for the economy is 'resilient,'" said the Chief Economist at Navy Federal Credit Union, Heather Long, to CNBC. ADP chief economist Nela Richardson told CNBC that their data is "broadly indicative of a healthy economy." "Employers have grown more optimistic that consumers, the backbone of the economy, will remain resilient," Richardson said. EY-Parthenon Chief Economist Gregory Daco expects the Fed will not lower rates at Wednesday's meeting.