March is Colon Cancer Month, so help raise awareness of the disease March 28 by competing in – or donating money to –  the Get Your Rear in Gear 5K Race in Brackenridge Park.  The event is designed to raise awareness of the disease and raise funds for screening programs.  The race begins at 8 a.m. and is $25 for adults or $12 for children 10 and under.  To sign up, visit www.active.com.  For more information or to make a donation, visit www.getyourrearingear.com/events/list/2010/san-antonio-2010.