The military is already shifting to a newer, slightly less sophisticated aircraft, the F-35 Joint Strike Fighter, designed more for attacking targets on the ground.

VOA: standard.2009.07.21

FBI Director Robert Mueller said the drug cartel has transformed itself into what he called a sophisticated criminal organization.

VOA: standard.2009.10.22

"Well,some definite facts.One is that he has al-Qaida connections. Secondly,that it was a fairly sophisticated device."

VOA: standard.2009.12.26

The international community is worried that Tehran is planning to install a new generation of sophisticated centrifuges to enrich uranium at a much faster pace.

VOA: standard.2009.10.24

"When we first came here, we saw that there were few facilities to undertake a very important program, a sophisticated one like a living donor program.

VOA: standard.2010.05.30

He says this is one reason he recommended scrapping plans to build a sophisticated radar system in the Czech Republic and installing ground-based interceptors in Poland.

VOA: standard.2009.09.17

The agreement would clear the way for a substantial increase of American sales of sophisticated military equipment to India, whose top suppliers are Russia and Israel.

VOA: standard.2009.06.11

"Today's modern car is in a way more sophisticated than a fighter jet in terms of the computers that are in it but we don't have any reassurance as to what standards went into designing the computer software that goes into those vehicles."

VOA: standard.2010.03.04