August 4, 2015 7:39 am Lincoln Financial Field Opens for Eagles Practice The Eagles expect between 20,000 and 30,000 fans at Eagles alumni day and training camp at Lincoln Financial Field Tuesday. US & World Videos 0:58 Mystik Dan wins 150th Kentucky Derby in photo finish 3:08 Fun for everyone! Head to Parx Racing for the free Kentucky Derby party this weekend 1:56 What's it takes to thrill at Monster Jam? Megalodon's driver tells you how it feels 1:08 ‘Always next year, I guess': Philly fans react to 76ers being knocked out of NBA playoffs, again 0:48 Eagles Landon Dickerson, wife support Eagles Autism Foundation at Center City jewelry store