By Leslie Cauley, USA TODAY
Vonage for years was the fresh face of Internet telephony, a shiny example of what raw entrepreneurial spirit, backed by advanced technology and a good marketing plan, could accomplish.

Not anymore.

Following a string of bad news, Vonage's stock price is down 47% this year. That's on top of its 59% decline last year, Vonage's first as a publicly traded company. Even the initial public offering was a dud, opening at $17 and fizzling to a close at $13. Story Continues