WASHINGTON, July 8 (Reuters) - The White House said on Monday that it is not in the best interests of the United States to immediately change its aid program to Egypt.

Mohamed ElBaradei, who has emerged as Egypt's interim prime minister, canceled an appearance on "Meet the Press" Sunday morning. But when speaking with host David Gregory by phone, he told the NBC host that Egypt is "falling apart."

Hundreds of thousands of supporters and opponents of ousted Egyptian President Mohamed Mursi gathered in Cairo and Alexandria on Sunday, two days after similar gatherings led to nationwide clashes that claimed more than 30 lives.

The Egyptian Interior Ministry has advised Arab nationals, particularly Iraqis, Syrians and Palestinians living in Egypt, to avoid demonstrations and public gatherings for their own safety.

Egypt's ambassador to Washington said Sunday there had not been a military coup in his country but the army needed to step in to keep violence on the street from spiraling out of control.

The Tamarod campaign and the National Coalition to Support Legitimacy (NCSL) have organised protests for Sunday across the country, according to Tamarod’s website and state run Al-Ahram.

Operation Anti Sexual Harassment (OpAntiSh) received more than 80 reports of sexual assaults in Tahrir Sqaure, with two rape cases at the presidential palace, during anti-Morsi mass protests on Wednesday

The Ministry of Health reported on Thursday that 11 people had died and 516 were injured at rallies across Egypt on Wednesday.

Former president Mohamed Morsi has been “under guard” at the Republican Guards Club since he was ousted as president on Wednesday night, official army spokesman Colonel Ahmed Ali told the Daily News Egypt.

Egypt's army has rounded up the leadership of the Muslim Brotherhood as a top judge took oath of office as the country's interim leader, a day after the military chief toppled President Mohamed Morsi from power.

Adly Mansour took the oath of office as Egypt’s interim President on Thursday in front of the Supreme Constitutional Court’s (SCC) general assembly; after the armed forces announced late on Wednesday the removal of Mohamed Morsi one year after he was elected President.

Head of Egypt Constitutional Court to be sworn in as interim head of state on Thursday at 10am - Sources

In the first decision after President Mohamed Morsy's ouster, Egyptian Interior Minister Mohamed Ibrahim on Wednesday shut down three main three main pro-Morsy channels.

U.S. President Barack Obama expressed deep concern about the Egyptian military's removal of President Mohamed Morsi on Wednesday but stopped short of condemning a move that could lead to a cut-off in U.S. aid.

Judge Adly Mahmoud Mansour, 67, head of Egypt's High Constitutional Court (HCC) – who is now Egypt's transitional president after former Muslim Brotherhood president Mohamed Morsi was ousted after mass protests this week – was appointed head of the HCC last July after former head Judge Maher El-Beheiry's term had ended.

The Egyptian presidency responded on Tuesday to the army’s Monday statement, saying that it had not been reviewed by President Mohamed Morsi.

Egypt's armed forces would suspend the constitution and dissolve an Islamist-dominated parliament under a draft political roadmap to be pursued if Islamist President Mohamed Morsi and his opponents fail to reach a power-sharing agreement by Wednesday, military sources said.

Sixteen were killed and 781 injured after clashes in governorates across the country since demonstrations began Sunday, according to the Ministry of Health.

Egyptian President Mohamed Mursi met the head of the armed forces on Tuesday for the second day, along with the prime minister, the president's office said in a statement.

Egypt's Sports Minister El-Amry Farouk has stepped down on Tuesday, a source close to the minister told Ahram's Arabic-language sports website.

Egyptian opposition groups chose leading dissident Mohamed ElBaradei to represent them in negotiations on the country's future, after the army said it would intervene with a roadmap if political forces do not resolve the crisis by tomorrow.