Emergency Operations Center

A runner reacts near Kenmore Square after two bombs exploded during the 117th Boston Marathon on April 15, 2013 in Boston, Massachusetts. (credit: Alex Trautwig/Stringer/Getty Images)

LA, OC On Heightened Alert In Wake Of Deadly Boston Bombings

A number of Southland, as well as statewide, agencies Monday confirmed they are on heightened alert in the wake of two explosions at the Boston Marathon.

CBS2 / KCAL9–04/15/2013