Four years after “Mission Accomplished,” 28 Weeks Later reminds us that the mission, whatever the hell it was to begin with, is now officially, apocalyptically fucked. The story thus far: Seven months ...

Note: The following article contains major plot details from the movies ’28 Days Later’ and ’28 Weeks Later.’ When Danny Boyle’s 28 Days Later crept into cinemas in 2002, it didn’t just revive the ...