BostonGlobe.com Political Headlines - July 27, 2012

Here are the top POLITICAL headlines from BostonGlobe.com today:

• Romney words on Olympics readiness draw British riposte: Britain's prime minister and the country's press hit Mitt Romney after the Republican candidate questioned London's preparation for the Games. Boston.com political editor Glen Johnson writes.

• Brown opposes, Warren supports renewing assault weapons ban: The deadly shooting in ­Colorado has thrust the debate about gun control into the state Senate race ­between Senator Scott Brown and Elizabeth Warren. Political reporter Noah Bierman details. 

• Bloomberg backs Brown in Mass. Senate race: New York Mayor Michael R. Bloomberg threw his support behind Senator Scott Brown on Thursday, praising his opposition to the National Right-To-Carry Reciprocity Act. Political reporter Michael Levenson explains.