Could I be pregnnat?

I switch birth control from the arm implant birth control to the pill. I got the arm implant birth control out on Wednesday March 11 and I am going to start the pill on Sunday. Me and my bf had sex this morning and we used a condom but the condom broke but my bf did not ejected in me. This is probably a stupid question but could I get pregnant? My nipples have been hurting hurting since Tuesday night. My tummy feels weired.