NEW : UK Government confirms it is stepping up aviation security measures . Homeland Security suggests enhanced security measures at certain overseas airports . There could be added shoe size , closer security measures . Specific steps or airports were not disclosed . The measures are related to new intelligence on terror groups and bomb making .
NEW : UK Government confirms it is stepping up aviation security measures . Homeland Security suggests enhanced security measures at certain overseas airports . There could be added shoe size , closer security measures . The measures are related to new intelligence on terror groups and bomb making .