The Washington-based International Consortium of Investigative Journalists' story was based on documents leaked in 2007. HSBC says it ended those practices starting that year.
The president said the option was one of many he was considering if diplomacy fails. Germany's chancellor, who held a joint news conference with the president, backs diplomacy to end the crisis.
A commission advising Pope Francis on how to tackle clerical sex abuse of minors has completed its first full meeting at the Vatican. The commission has been criticized for its slow start.
David Greene talks Stefan Kornelius, foreign editor of Süddeutsche Zeitung, ahead of Monday's talks between President Obama and German Chancellor Angela Merkel.
International efforts to bring peace to eastern Ukraine continue. Negotiators consider borders that acknowledge the areas that separatists control, if Russia withdraws heavy weapons from the region.
Greece's new prime minister gave his first speech to Parliament Sunday. His nation was eager to hear his plans to revive the country's ravaged economy while also ending unpopular austerity measures.
German Chancellor Angela Merkel will be in Washington, D.C., on Monday for talks with President Obama. The meeting could be a tense one, over differences in handling the crisis in Ukraine.
The German chancellor and her French counterpart, Francois Hollande, want to keep Washington from arming the rebels as part of a peace deal they are trying to forge.