evidence: With a light smudge of ashes on his forehead, the president also revealed on Wednesday what he is giving up for Lent. [...] Mr. Biden has appeared in public with ashes on his forehead on many Ash Wednesdays during his long political career, including in 2010, when a Sky News anchor mistook them for a bruise. Last year, the president received ashes at Georgetown University and released a statement about Lent.