Dallas MetroCare Services is offering free services (both by appointment and walk-in) to anyone impacted by the recent events, and ADAPT has opened up their crisis hotline as well which has counselors on staff 24/7. Here's the info on those:
Dallas MetroCare Services - (877) 283-2121
ADAPT Crisis Line - 1 (866) 260-8000
If you wish to donate financially to the fallen officers please go to: http://atodallas.org/
You can also donate blood. Please help replenish the supply that was used to treat the five officers killed last night and nine other individuals injured, while helping ensure that blood is available for anyone else who may need it.
The front page of the Carter BloodCare website below tells you what you need to know. You can register with them at www.carterbloodcare.org or you can donate to the American Red Cross at http://www.redcrossblood.org/