Xinhua world news summary at 0030 GMT, March 28

The Saudi-led Arab forces conducted fresh air strikes targeting the largest military base in Yemen's capital Sanaa Friday evening as the coalition's aerial campaign against the shiite Houthi group entered the third day, witnesses said.

Warplanes raided the largest military base on the mountain of Nokum in eastern Sanaa and also several other targets in that area. (Yemen-Crisis)

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CARACAS -- Venezuela on Friday officially objected to a White House decree labeling it a "national security threat", by delivering a "note of protest" to the U.S. embassy in Caracas.

Foreign Affairs Minister Delcy Rodriguez said at a press conference that the note "vehemently rejects" the assertion and calls on the U.S. to revoke the March 9 executive order signed by President Barack Obama. (Venezuela-US-Decree)

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LAUSANNE, Switzerland -- Delegates from major powers and Iran on Friday continued nuclear talks into its final stretch to ink a framework agreement ahead of a March 31 deadline.

After 90 minutes of negotiations with U.S. Secretary of State John Kerry on Friday morning, Iranian Foreign Minister Mohammad Javad Zarif told reporters: "Our feeling is that we certainly will be able to reach an agreement, but that will need political will on the other side." (Iran-Nuclear Talks-Switzerland)

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DAMASCUS -- Thousands of extremist militants were attacking Syria's northwestern city of Idlib and its outskirts, Syria's national TV reported Friday evening.

Thousands of "terrorists" are streaming from Turkey into Syria, and attacking Idlib and its outskirts, said the TV, adding that the Syria army is "valiantly" confronting the wide-scale offensive. (Syria-Militant-Clash) Endi