Clinton Campaign Beset by Early Tests

An assertive Republican Congress coupled with new disclosures about the Clinton family’s charitable foundation threaten to shadow Hillary Clinton’s newly minted presidential campaign for months, a period when she will be trying to reintroduce herself to voters as an advocate for the middle class.

House Speaker John Boehner (R., Ohio) said this past week that he is open to asking the full House to subpoena the private email server Mrs. Clinton used for official business when she served as secretary of state. Mrs. Clinton has given many emails from the...