WASHINGTON (AP) — A skin lesion removed from President Joe Biden’s chest last month was a basal cell carcinoma — a common form of skin cancer — his doctor said Friday, adding that no further treatment was required. Biden, 80, was deemed by O’Connor to be “ healthy, vigorous” and “fit ” to handle his White House responsibilities during that physical exam, which comes as he is weeks away from launching an expected bid for reelection in 2024. Basal cell carcinoma is a slow-growing cancer that usually is confined to the surface of skin — doctors almost always can remove it all with a shallow incision — and seldom causes serious complications or becomes life-threatening