March 23, 2009 3:50 pm Weather Today – We Need Rain What conditions favor a red flag warning? this is when wildfires can spread easily in part because of a lack of moisture. US & World Videos 1:30 Protests calling for ceasefire continue at Penn 6:33 Family affair: Former Eagle and new Eagle Jeremiah Trotter and Jeremiah Trotter Jr. speak out 0:20 Teen girl shot in Southwest Philly, suspect in custody 0:27 FBI inspects American Airlines plane at PHL after bomb threat 1:40 Penn officials urging pro-Palestinian protesters to pack up and leave campus