First of all, you should probably perform a search on the Internet using one of the major search engines, whichever is the one that you prefer to find what you are looking for. You probably should not just put broad, generic words into the box, because you will end up with a trillion broad, general results that will take you forever to look through. What you need to do is be more specific. Keep in mind that the more specific you are, the better results you will receive and the less time you are going to spend searching for the good stuff. If you are looking for some local news in San Diego on some specific topic, make sure that you put that topic in the search box. If you want to look for music news, for example, be sure that you put in the word music or the specific music you are looking for.
When you are looking for San Diego news, there is so much to comb through you have to nail it on the head what you are looking for. If you are looking for current events only, put that into your search box. If you are looking for information about politics in the city, you can put that in. At the same token, if you are looking for something about a schedule of activities, festivals and attractions that will be going on, you will easily be able to find that kind of information on local websites as well.
Just make sure that when you are finally on a website that you are careful about inputting any personal information. You oftentimes can sign up with your email address to get news in San Diego delivered right to your inbox too, so make sure that you have verified that the website is a good, legitimate one before you do anything interactive.