Here are some resources that may be useful for those affected by the tragic events at yesterday's Boston Marathon.
If you are trying to find someone at the marathon, call the mayor's hotline at 617-635-4500.
Google has also created a "person finder" specific to the event for those trying to locate people who were in attendance:
If you were at the marathon, officials have recommended that you let people know your whereabouts and that you are okay. You can do so via your own social media platforms or through this Red Cross resource:
If you have information about the explosions or if you have photos or video of the incidents, please call 1-800-494-TIPS or 1-800- CALL-FBI. You can also text the word "TIP" to the number 27463 from a mobile phone. Tips can also be emailed to Boston@ic.fbi.gov.
The site of the explosions is being treated as a crime scene and is therefore closed to the public. See here for a map of that area:
If you can house someone in need of a place to stay, see this Google doc:
Anyone in need of crisis counseling is encouraged to call the Disaster Distress Helpline at 1-800-985-5990. You can also text ''TalkWithUs'' to 66746.
For further updates, follow the Boston Police Department on Twitter:
If you have any additional resources, please share them at email@example.com.