By Nandita Bose (Reuters) -U.S. President Joe Biden on Sunday said he has asked his administration to consider whether he has authority to declare an abortion-related public health emergency after the Supreme Court overturned the Roe v. Wade decision that legalized abortion nationwide. The comments come after Biden on Friday signed an executive order to ease access to services to terminate pregnancies. Biden was on his way to a bike ride near his residence in Delaware when he stopped to speak to reporters, who asked if he was considering declaring a public health emergency regarding abortion a…