Among the possible targets in the suspected European terror plot are pre-security areas in at least five major European airports, a law enforcement official told ABC News. Authorities believe terror teams are preparing to mount a commando like attack featuring small units and small firearms modeled after the Mumbai attack two years ago…

One scenario authorities fear is a repeat of the 1985 attack on the Rome and Vienna airports, when Palestinian extremists threw grenades and opened fire on travelers waiting at ticket counters injuring 140 and killing 19, including a small child…

Authorities have detected a dramatic increase in online chatter among jihadist websites the last week, in what experts believe could be other terrorists banning together in anticipation of terror attack plans in Europe and hoping to engage themselves in prospective plots.