Ob-Gyn questions? Ask a gynecologist online.
Theres always the chance of pregnancy. The morning after pill is 85% effective at best. I always recommend doing a home pregnancy test 2 weeks after you had sex. June 22. Then you can be sure.
I is early enough to be positive from the July 3 episode, but not the July 8 episode. You will need to wait and do another in 6 days.