American Masters Finnish American architect Eero Saarinen, whose works include St. Louis’ Gateway Arch and the TWA Flight Center at New York’s Kennedy Airport, is profiled by his son, cinematographer Eric Saarinen, in the season finale. 8 p.m. KOCE
This Is Us See how it all began when the pilot episode of this hit family drama starring Milo Ventimiglia and Mandy Moore is given a repeat showing. 9 p.m. NBC
Frontline A new episode “Exodus” uses footage shot on cellphones by refugees as they journey from their strife-torn home countries in hopes of finding safety,...