Novak Djokovic, Rafael Nadal advance to Paris Masters third round

Tennis Oct 31, 2019

Novak Djokovic, Rafael Nadal advance to Paris Masters third round

Four-time champion Novak Djokovic overcame a first-set wobble against unheralded Corentin Moutet, beating the 97th-ranked Frenchman 7-6 (7-2), 6-4 to reach the third round of the Paris Masters on Wednesday. The top-ranked Djokovic lost his serve in game seven and needed to save two set ...

Editorials Sep 2, 2011

Protection of cyberspace

Countering attacks on computer networks has become an important security issue for governments. On July 15, the U.S. Defense Department announced a strategy to harden American computer systems against cyberattacks. The Pentagon established U.S. Cyber Command in 2010 for daily operation and defense of its ...