This full week's quake arised from a lot of destructive mistake. Below's what to know - NBC Los Angeles

.Today's tremor arised from the majority of destructive fault. Here's what to know NBC Los AngelesSeismologist warns of increasing earthquake activity in Southern California KTLA Los Angeles4.4 quake hits Los Angeles Area, shakes structures and shakes nerves throughout SoCal ABC7 Los AngelesWatch: Size 4.4 quake recorded during live program on ESPN CNN.