Special purpose acquisition company (SPAC). A special purpose acquisition company (SPAC), sometimes called a blank check company or an empty shell company, uses an initial public offering (IPO) to raise money it will use to purchase or merge with an existing company.
The objective of a cloverleaf is to allow two highways to cross without the need for any traffic to be stopped by red lights, even for left and right turns. The limiting factor in the capacity of a cloverleaf interchange is traffic weaving.
Born in White Plains, New York, Greenleaf started her career as an airborne traffic reporter for KGO (AM) radio in San Francisco in 1999. The next year, she moved back to the East Coast and reported traffic on NY1, then moved to news reporting on WRNN-TV in Queens, New York.