I just hit level 13 and 6 stealth and 6 armor and 4 power and then suddenly i got refreshed to 12 5 stealth 5 armor and 3 power also everytime i buy a gun or attachment i don't keep it i only use it once but i keep it on my class :O . this is getting very annoying when now i am 13 and i have done level 10 11 and 12 three times pls fix this its getting annoying i don't get and challenges for new guns the only gun i can use challenges on is the SCAR