The always popular photo l.a. art fair returns to the Santa Monica Civic Auditorium this coming weekend.  View photographs from more than 40 exhibiting galleries, private dealers and publishers.  Take in one of the accompanying lectures, panel discussions or workshops that address current issues in photography and art.  Photo l.a. kicks off on Jan. 17 with a preview reception benefitting Inner-City Arts and runs from the 18th through the 21st.