Fort Wayne International Airport was evacuated Friday while authorities investigated a potential threat it received by phone, a spokeswoman said.

The grants come from the Federal Aviation Administration's Airport Improvement Program.

The U.S. Department of Transportation announced Wednesday the grants are among $677 million in airport infrastructure grants the Federal Aviation Administration is awarding nationally.

Construction of the 250,000-square-foot plant at Brandenberger Farm is scheduled to begin this summer.

The airport saw an 11.4 percent increase in its number of flights from 2014 to 2015. It has daily nonstop flights to Atlanta, Charlotte, Chicago, Dallas/Fort Worth, Minneapolis and Philadelphia.