这篇文章里reach out to的意思,请用英文解释.

题目

这篇文章里reach out to的意思,请用英文解释.
Hollywood actress Demi Moore has used Twitter to stop a woman committing suicide.The suicidal woman,known only by her Twitter username “Sandieguy”,sent Demi Moore a tweet.Her Twitter message outlined how she intended to take her own life.She wrote:"Getting a knife,a big one that is sharp.Going to cut my arm down the whole arm so it doesn't waste time.Goodbye.Gonna kill myself now.” Moore saw the message on her Twitter page and immediately posted the reply:“I hope you are joking”.Some of the 370,000 subscribers to Moore’s page also sprung into action.They looked at Sandieguy’s profile to find her location.They alerted police in San Jose,California,who found her and took her to get medical help.
San Jose Police Department Public Information Officer Jermaine Thomas told America’s ABC news network how Twitter helped in saving the woman’s life.He said he could see many uses for Twitter in helping the police in the future.He told ABC:"This Twitter concept is so new.This is the first time it's led us to what could have been a very real crime.[Twitter] could be yet another tool to find out what's going on out there." Demi Moore was very thankful her social networking site helped save a life.She posted a message to say thank you,which read:“Thanks everyone for 【 reaching out to】 the San Jose PD…I am inspired by the enormous response of humanity…Through the collective efforts here,action was taken to provide help.”

答案

In this sentence ,"reach out to " means "communicate to" ,"send a message to" or "some pepole who have to the police what happened there".