People are wanting more information about increased security at airports. What a day for airport staff and travel agencies.  After Britain arrested more than 20 suspects for allegedly plotting to blow up as many as 10 passenger jets, security was increased and travellers were on the line with their agents.  Mary Jane Hiebert of Harvest Travel in Steinbach says she had some Canadian clients in the United States calling to arrange a sooner flight back to Canada.  Melanie Mourant of Holiday Travel tells us they being advised to tell clients to get to the airport and an hour earlier than normal to allow for extra time going through security.