New York Public Service Commission UnanimouslyApproves Global Crossing - Frontier Merger.

HAMILTON, Bermuda--(BUSINESS WIRE)--Sept. 17, 1999--

Global Crossing (NASDAQ:GBLX) and Frontier Corporation (NYSE:FRO) today announced that the New York Public Service Commission has unanimously approved the Global Crossing - Frontier merger.

"We are very pleased to receive approval

from New York State for our merger with Frontier," said Bob Annunziata, Chief Executive Officer of Global Crossing. "We fully expect to complete closing on the merger within the next two weeks. Our associates from Frontier have built a premier U.S. terrestrial fiber optic network and developed such best-in-class services as web hosting and video-audio conferencing, all while maintaining world class local and long distance telephony and other businesses in their portfolio. We are all looking forward to the new Global Crossing."

About Global Crossing

Global Crossing is building and operating the world's most advanced global IP-based datacentric network, an end-to-end fiber optic platform for data, voice, video and Internet transmissions. The Global Crossing Network will span five continents and address 80% of the world's international traffic. A new unit of Global Crossing, Global Marine Systems Limited, possesses the largest fleet of cable laying and maintenance vessels in the world and currently services more than a third of the world's undersea cable kilometers. Global Crossing's operations are headquartered in Hamilton, Bermuda, with executive offices in Los Angeles. For more information, visit www.globalcrossing.com on the World Wide Web.

About Frontier

Frontier Corporation is a leading Internet Protocol (IP) applications and communications services provider. Frontier recently agreed to merge with Global Crossing Ltd. The combined company will own and operate the first seamless global IP network connecting more than 170 major cities in 24 countries. For more information, visit www.frontiercorp.com on the World Wide Web.

Statements made in this press release that state the company's or management's intentions, beliefs, expectations, or predictions for the future are forward-looking statements. It is important to note that the company's actual results could differ materially from those projected in such forward-looking statements. Information concerning factors that could cause actual results to differ materially from those in the forward-looking statements is contained from time to time in the company's filings with the U.S. Securities and Exchange Commission (SEC).

Copies of these filings may be obtained by contacting the company or the SEC.