President Obama joined the campaign for a moment of silence at the London Olympics to commemorate the 40th anniversary of the massacre of 11 Israeli Olympians at the 1972 Olympics.
“We absolutely support the campaign for a minute of silence at the Olympics to honor the Israeli athletes killed in Munich,” National Security Council spokesman Tommy Vietor told Yahoo News in an email.
The Obama administration condemned an attack in Tehran that killed a nuclear scientist, and Iran threatened Israel with revenge.
Mostafa Ahmadi Roshan, 32, was killed Wednesday when a bomb placed on his car by a motorcyclist exploded. Roshan reportedly was a supervisor at the Natanz uranium enrichment facility, in addition to being a professor at Tehran's technical university.
"We condemn any assassination or attack on an innocent person, and we express our sympathies to the family," Victoria Nuland, the State Department spokeswoman, said Wednesday.