Bush vetoes bill to expand stem cell research

President Bush has blocked legislation passed by the US Congress that would have removed some restrictions on stem cell research.

President Bush holds a child born after embryo adoption

Credit: RON EDMONDS/AP/EMPICS

It is the first time that the president has used his power of veto to scupper a bill. Several senior Republicans voted for more stem cell research, but neither the House of Representatives nor the Senate had enough votes to override the president's veto.

President Bush said, “If this bill …