• Nervous investors step back
• Truck hit caused bridge collapse, police say
• TGI Fridays accused of selling fake liquor
• At Naval Academy, Obama addresses assaults
• Weather service issues red flag fire warning
• At least 16 hurt in Atlanta bus accident
• Obama heckler: 'Don't call it heckling'
• Officials review I-70 construction over accidents
• 2 held after Pakistan-UK flight diverted
• Tornado loss estimate: $2 billion to $5 billion