JPMorgan Chase & Co Chairman and CEO Jamie Dimon testifies before the House Financial Services Committee on Capitol Hill on June 19, 2012 in Washington, DC. - 

Senate investigators are holding a hearing today on JPMorgan’s estimated $6.3 billion losses connected to a London trader known as the 'Whale.' New evidence from internal emails and phone calls suggests the blame may lie with even bigger fish in company.

You're forgiven if you think all the President does is deal with the budget, since squabbling between the White House and Congress has been much in the news lately. But the presidency is more than that. One other big issue facing the administration is energy. On Friday afternoon, President Obama will address that at an event at Argonne National Laboratory in Illinois.

Later today, 33,000 aspiring doctors will find out where they’ll be doing their residencies for the next three to seven years. In medical circles, they call it "Match Day." In the last few years, doctors and hospitals have begun adapting the on-the-job training residents receive, so they can better succeed in today’s tumultuous health care world. But the past is never far from view.

Follow Jeremy Hobson at @jeremyhobson