See the 10K information page here. 2015 race entries are now open.
2015 race entries are now open See the MMR page here.
Entries are now open for the 2015 event, likely to sell out prior to race day judging by the 2014 event, see the relays page here.
See the webpage for all the race info, results and photos. 2016 race entries will open in September.