Can anyone help me sex my 2 chickens pics inside.

[pekin queen]

Hi can anyone help me im not sure what they both are i think they are 2 hens but recently the first one has got a lot reder around the face but it is about a month older then the one in the second pic they are both lightsesex

Also here is a pic of my recent batch of chicks 4 buff orpington and 1 lightsusex 3 weeks old yesterday

i think photo 1 is a rooster (but i might be wrong ) and 2 is a hen and 3 the light sussex looks like a rooster (but i might be wrong )