NEW YORK (Reuters) - Danielle Chiesi, a former hedge fund trader and key defendant in the sprawling Galleon Group insider trading case, was sentenced on Wednesday to 2-1/2 years in prison, and the presiding judge gave a stern warning to others on Wall Street considering breaking the law. (http://feeds.feedburner.com/~ff/reuters/topNews?d=yIl2AUoC8zA) (http://feeds.feedburner.com/~ff/reuters/topNews?i=A8tWlBbhn1Y:BrDHf0DqJxA:V_sGLiPBpWU) (http://feeds.feedburner.com/~ff/reuters/topNews?i=A8tWlBbhn1Y:BrDHf0DqJxA:-BTjWOF_DHI) (http://feeds.feedburner.com/~r/reuters/topNews/~4/A8tWlBbhn1Y)