Note at bottom right of map on the L.A. Times website says "CC-by-SA" (which gives permission to use the map). There is a link there to https://creativecommons.org/licenses/by-sa/2.0, which explains the meaning thereof.
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you alter, transform, or build upon this work, you must distribute the resulting work under the same license as the original.