In the immediate aftermath of the terrible events at the end of the Boston Marathon last night, like everyone else, I am filled with sadness.

Marathons are a joyful occasion and I’m looking forward to cheering on friends who are running in London next Sunday.

That someone would chose to do this to an event which brings 500,000 spectators out to watch over 20,000 runners, many raising money for charities, beggars belief.

Looking for news on Twitter, along with the genuine shock and good wishes to injured and families of the dead, two types of response worried me. (more…)