President Obama and former Secretary of State Hillary ClintonHillary Diane Rodham ClintonKoch-backed group launches six-figure ad buy against Heitkamp Trump keeps up 'low IQ' attack on Maxine Waters GOP leaders to Trump: Leave Mueller alone MORE are set to meet for lunch Monday.

The private lunch between the president and the woman many Democrats hope will succeed him in office was announced Sunday by the White House press office. No reason for the powwow was given.

Speculation about Clinton eyeing a 2016 run has been running high ever since she stepped down from her Cabinet post in February. Clinton herself has been mum on the matter.

While a potential run is still several years away, that has not stopped a raft of attention on her possible candidacy. On Saturday, NBC announced it was putting together a four-hour miniseries on the former first lady and New York senator, who will be portrayed by actress Diane Lane.

After tomorrow's lunch, the president will meet with the World Series champions, the San Francisco Giants. Obama will then meet with civil rights leaders on strengthening the Voting Rights Act in the wake of the Supreme Court ruling striking down a key provision which forced many states and municipalities to preclear voting and election law changes with the federal government.

The recently confirmed Labor secretary, Thomas PerezThomas Edward PerezClinton’s top five vice presidential picks Government social programs: Triumph of hope over evidence Labor’s 'wasteful spending and mismanagement” at Workers’ Comp MORE, will also attend, as will Attorney General Eric HolderEric Himpton HolderHolder: 2018 vote crucial to combating gerrymandering Holder: Sessions needs to 'have the guts' to say no to Trump Holder urges Justice Dept, FBI officials to 'be strong' in face of attacks: 'It will get worse' MORE, who demanded earlier this week that Texas clear any changes to voting laws with the Justice Department before proceeding.